2349 résultats pour : energy efficiency

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Winter sports area in the Sauerland, Winterberg ski lift carousel, artificial snow slopes,

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Winter sports area in the Sauerland, Winterberg sk...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Solar park on the Slaperdijk dyke near the Eemshaven, test project, 17, 000 solar modules were

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Solar park on the Slaperdijk dyke near the Eemshav...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

Germany's largest floating solar power plant on the Silbersee III, a quarry pond no longer used for

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Germany's largest floating solar power plant on th...

Field path, woman walking her dog, lignite-fired power plant, RWE Power AG Niederaußem power plant,

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Field path, woman walking her dog, lignite-fired p...

Biogas storage, pipelines of the Reterra biogas plant, biogas is produced in a fermenter over a

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Biogas storage, pipelines of the Reterra biogas pl...

Solarpark Inden, a photovoltaic park in Inden, at the Weisweiler lignite-fired power plant of RWE

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Solarpark Inden, a photovoltaic park in Inden, at ...

RWE coal-fired power station Eemshavencentrale, in the seaport of Eemshaven, operated by RWE Power,

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RWE coal-fired power station Eemshavencentrale, in...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Duisburg-Huckingen gas-fired power station, operated by RWE, on the site of Hüttenwerke Krupp

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Duisburg-Huckingen gas-fired power station, operat...

Mainova combined heat and power plant West, burns coal and natural gas to generate electricity and

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Mainova combined heat and power plant West, burns ...

A57 motorway near Kaarst in the Rhine district of Neuss, view in the direction of the Kaarst

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A57 motorway near Kaarst in the Rhine district of ...

Lignite-fired power plant, RWE Power AG Niederaußem power plant, near Bergheim, North

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Lignite-fired power plant, RWE Power AG Niederauße...

Mainova district heating line, local trains on the track in front of Frankfurt am Main main

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Mainova district heating line, local trains on the...

A heat pump behind faded hydrangea bushes in a front garden in Düsseldorf

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A heat pump behind faded hydrangea bushes in a fro...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

Field path, lignite-fired power station, RWE Power AG Niederaußem power station, near Bergheim,

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Field path, lignite-fired power station, RWE Power...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Balcony power station on a balcony of an attic flat in Düsseldorf, Germany, Europe

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Balcony power station on a balcony of an attic fla...

Winter sports area in the Sauerland, Winterberg ski lift carousel, artificial snow slopes,

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Winter sports area in the Sauerland, Winterberg sk...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Goods train with brewery coal on its way to the lignite-fired power station, RWE Power AG

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Goods train with brewery coal on its way to the li...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

LED lights, evening mood at Cologne Cathedral, Hohenzollern Bridge, Cologne, North

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LED lights, evening mood at Cologne Cathedral, Hoh...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

Meter cabinet with bidirectional meter and Ferraris meter in Düsseldorf, Germany, Europe

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Meter cabinet with bidirectional meter and Ferrari...

Galeria Kaufhof department stores' in the city centre of Gelsenkirchen, on Bahnhofstraße, is

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Galeria Kaufhof department stores' in the city cen...

Symbolic image of critical infrastructure, skyline of Frankfurt am Main, data cable, hacker code

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Symbolic image of critical infrastructure, skyline...

Lignite-fired power plant, RWE Power AG Niederaußem power plant, near Bergheim, North

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Lignite-fired power plant, RWE Power AG Niederauße...

Galeria Kaufhof department stores' in Essen city centre, in the Limbecker Platz shopping centre, is

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Galeria Kaufhof department stores' in Essen city c...

LED lights, evening mood at Cologne Cathedral, Hohenzollern Bridge, Cologne, North

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LED lights, evening mood at Cologne Cathedral, Hoh...

Neurath lignite-fired power plant, near Grevenbroich, power plant units F and G, A-E, thick water

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Neurath lignite-fired power plant, near Grevenbroi...

De Groene Kaap residential complex, in the Rotterdam Feijenoord district, on the Maashaven,

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De Groene Kaap residential complex, in the Rotterd...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

The Floating Pavilion experiment in sustainable architecture and Climate Proof Development,

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The Floating Pavilion experiment in sustainable ar...

RWE Power AG's Weisweiler lignite-fired power plant in Eschweiler-Weisweiler, base load power

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RWE Power AG's Weisweiler lignite-fired power plan...

PUEVIT GmbH produces the most efficient photobioreactors for the cultivation of microalgae. The aim

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PUEVIT GmbH produces the most efficient photobiore...

Winter sports area in the Sauerland, Winterberg ski lift carousel, artificial snow slopes,

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Winter sports area in the Sauerland, Winterberg sk...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

Symbolic image of critical infrastructure, skyline of Frankfurt am Main, data cable, hacker code

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Symbolic image of critical infrastructure, skyline...

Galeria Kaufhof department stores' in Essen city centre, in the Limbecker Platz shopping centre, is

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Galeria Kaufhof department stores' in Essen city c...

Shower, fitting, temperature control, temperature control of the shower water

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Shower, fitting, temperature control, temperature ...

Shower, fitting, temperature control, temperature control of the shower water

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Shower, fitting, temperature control, temperature ...

De Groene Kaap residential complex, in the Rotterdam Feijenoord district, on the Maashaven,

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De Groene Kaap residential complex, in the Rotterd...

Iqony district heating pipes in Gelsenkirchen, U-shaped expansion bend for length compensation

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Iqony district heating pipes in Gelsenkirchen, U-s...

Dormagener Straße in Niederaussem, lignite-fired power station, RWE Power AG Niederaussem power

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Dormagener Straße in Niederaussem, lignite-fired p...

Composting plant, organic waste is composted, sorted by size, smaller parts are reused as compost,

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Composting plant, organic waste is composted, sort...

Cologne Cathedral, has been shining in new light since Easter 2025, the old metal halide lamps have

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Cologne Cathedral, has been shining in new light s...

PUEVIT GmbH produces the most efficient photobioreactors for the cultivation of microalgae. The aim

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PUEVIT GmbH produces the most efficient photobiore...

Germany's largest floating solar power plant on the Silbersee III, a quarry pond no longer used for

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Germany's largest floating solar power plant on th...

Germany's largest floating solar power plant on the Silbersee III, a quarry pond no longer used for

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Germany's largest floating solar power plant on th...

Wind farm near the East Frisian town of Norden, east of the town, sunset, Lower Saxony, Germany,

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Wind farm near the East Frisian town of Norden, ea...

Galeria Kaufhof department stores' in Essen city centre, in the Limbecker Platz shopping centre, is

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Galeria Kaufhof department stores' in Essen city c...

Solar cells on an apartment building

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Solar cells on an apartment building

Symbolic image: The word load shedding is written under a sign that usually warns of high voltage

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Symbolic image: The word load shedding is written ...

Werne, North Rhine-Westphalia, Germany, compressor stadium and pumping station for natural gas.

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Werne, North Rhine-Westphalia, Germany, compressor...

Berlin, Germany - 5 April 2025: Police guard the entrance to a Tesla shop as people demonstrate

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Berlin, Germany - 5 April 2025: Police guard the e...

AfD supporters protest against government policy in the energy crisis, Berlin, 8 October 2022

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AfD supporters protest against government policy i...

Essen, North Rhine-Westphalia, Germany, Ista SE (spelled ista) is a global energy service provider

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Essen, North Rhine-Westphalia, Germany, Ista SE (s...

Essen, North Rhine-Westphalia, Germany, major fire in Essen's Weststadt district. The ruins of the

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Essen, North Rhine-Westphalia, Germany, major fire...

Mülheim an der Ruhr, North Rhine-Westphalia, Germany, Flat roof being prepared for roof greening.

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Mülheim an der Ruhr, North Rhine-Westphalia, Germa...

Man in bathtub, Bonn, 06.07.2024

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Man in bathtub, Bonn, 06.07.2024

Plastic fence in leaf look on a detached house. Balcony power station. Stuttgart,

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Plastic fence in leaf look on a detached house. Ba...

Symbolic image of energy costs in the household, natural gas, analogue gas meter in a flat,

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Symbolic image of energy costs in the household, n...

Symbolic image of energy costs in the household, digital electricity meter in a flat, operator

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Symbolic image of energy costs in the household, d...

Symbolic image of energy costs in the household, natural gas, analogue gas meter in a flat,

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Symbolic image of energy costs in the household, n...

Solar panels and solar thermal energy on the roof of a detached house in Essen, Germany, Europe

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Solar panels and solar thermal energy on the roof ...

Symbolic image of energy costs in the household, natural gas, analogue gas meter in a flat,

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Symbolic image of energy costs in the household, n...

Gas meter, consumption meter, natural gas, rising gas prices, banknotes, Germany, Europe

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Gas meter, consumption meter, natural gas, rising ...

Winter sports area in the Sauerland, Winterberg ski lift carousel, artificial snow slopes,

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Winter sports area in the Sauerland, Winterberg sk...

Balcony power plant on an apartment block in Monheim am Rhein, Germany, Europe

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Balcony power plant on an apartment block in Monhe...

Balcony power station on a detached house in Monheim am Rhein, Germany, Europe

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Balcony power station on a detached house in Monhe...

Wind turbines in a row on the coast in the mist and fog

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Wind turbines in a row on the coast in the mist an...

Instantaneous water heater for hot water shower washbasin bidet is set at temperature of 40 degrees

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Instantaneous water heater for hot water shower wa...

Assembly of photovoltaic. Photovoltaic module PV system Solar module Solar panel Solar system Solar

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Assembly of photovoltaic. Photovoltaic module PV s...

Winter sports area in the Sauerland, Winterberg ski lift carousel, artificial snow slopes,

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Winter sports area in the Sauerland, Winterberg sk...

The Lausward combined heat and power plant in Düsseldorf, gas and steam turbine power plant,

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The Lausward combined heat and power plant in Düss...

Werne, North Rhine-Westphalia, Germany, compressor station for natural gas and, in future, hydrogen

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Werne, North Rhine-Westphalia, Germany, compressor...

Holzwickede, North Rhine-Westphalia, Germany, natural gas network for pure hydrogen, hydrogen

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Holzwickede, North Rhine-Westphalia, Germany, natu...

Castrop-Rauxel, North Rhine-Westphalia, Germany, Housing development in the Ruhr region. New-build

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Castrop-Rauxel, North Rhine-Westphalia, Germany, H...

Essen, North Rhine-Westphalia, Germany - Demolition of an office building, demolition of former RWE

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Essen, North Rhine-Westphalia, Germany - Demolitio...

Solar battery on the roof of a village house in winter in nature. autonomous power supply at home,

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Solar battery on the roof of a village house in wi...

Wind turbines power electricity generators in Antwerp port on sunset. Antwerp, Belgium, Europe

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Wind turbines power electricity generators in Antw...

Essen, North Rhine-Westphalia, Germany - Construction crane lifts concrete section in front of

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Essen, North Rhine-Westphalia, Germany - Construct...

Werne, North Rhine-Westphalia, Germany, compressor station for natural gas and, in future, hydrogen

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Werne, North Rhine-Westphalia, Germany, compressor...

Werne, North Rhine-Westphalia, Germany, compressor stadium and pumping station for natural gas.

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Werne, North Rhine-Westphalia, Germany, compressor...

Solar battery on the roof of a village house in winter in nature. autonomous power supply at home,

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Solar battery on the roof of a village house in wi...

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