3139 résultats pour : energy efficiencies

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A row of windmills lines a lush, green hillside, harnessing wind energy beneath a cloudy sky. The

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A row of windmills lines a lush, green hillside, h...

Scene in a traditional brick factory or glue mill where workers process clay. At the top, workers

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Scene in a traditional brick factory or glue mill ...

A towering wind turbine set against a vibrant blue sky in California, USA, showcasing renewable

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A towering wind turbine set against a vibrant blue...

Solar panels capture the sun's energy at sunset in La Rioja, Spain, showcasing sustainable

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Solar panels capture the sun's energy at sunset in...

An old and rusty air conditioner hanging on the hotel building, in the sunny outdoor, seaside

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An old and rusty air conditioner hanging on the ho...

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...

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...

Iqony district heating pipelines at the city port, crosses the Rhine-Herne Canal in Essen, North

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Iqony district heating pipelines at the city port,...

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...

Installation of solar modules on the roof of a commercial enterprise, over 400 photovoltaic modules

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Installation of solar modules on the roof of a com...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

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The sector needs reliable energy supply at predict...

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...

Helicopter from the Baden-Württemberg Police team in front of the hangar at the airport. Airbus

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Helicopter from the Baden-Württemberg Police team ...

Lignite-fired power plant, RWE Power AG Seurat power plant, wind power plants, 2 units were shut

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Lignite-fired power plant, RWE Power AG Seurat pow...

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...

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...

District heating pipeline from UNIPER coal-fired power plant Datteln 4, cogeneration, generation of

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District heating pipeline from UNIPER coal-fired p...

Symbolic image Critical infrastructure, Blackout risk, Cyberterrorism, The Lausward natural gas

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Symbolic image Critical infrastructure, Blackout r...

(photo montage) Barrier tape with the inscription FUEL LIMIT in front of the gas pumps of a gas

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(photo montage) Barrier tape with the inscription ...

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...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK26G52_452

The sector needs reliable energy supply at predict...

In this photo illustration, a person looks at a smartphone displaying Brent crude oil prices in

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In this photo illustration, a person looks at a sm...

The UNIPER Datteln 4 coal-fired power plant, power plant block and cooling tower, cogeneration,

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The UNIPER Datteln 4 coal-fired power plant, power...

Magnum gas-fired power plant, with a capacity of 1410 megawatts, in the seaport of Eemshaven,

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Magnum gas-fired power plant, with a capacity of 1...

Iqony district heating pipes at the city port, crosses the Rhine-Herne Canal in Essen, A42 motorway

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Iqony district heating pipes at the city port, cro...

Thermal image or thermography, symbolic photo, interpolated. The photo shows areas of heat loss in

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Thermal image or thermography, symbolic photo, int...

Symbolic image of energy shortage: Filling a car with petrol canisters (digitally reworked)

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Symbolic image of energy shortage: Filling a car w...

Installation of solar modules on the roof of a barn on a farm, over 210 photovoltaic modules are

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Installation of solar modules on the roof of a bar...

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...

District heating pipeline from UNIPER coal-fired power plant Datteln 4, cogeneration, generation of

BRK26G63_295

District heating pipeline from UNIPER coal-fired p...

2 heat pumps are installed on an apartment block in a front garden, Hilden, Germany

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2 heat pumps are installed on an apartment block i...

Zittau, Saxony, Germany, Oberseifersdorf solar field, solar park in Oberseifersdorf, in the

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Zittau, Saxony, Germany, Oberseifersdorf solar fie...

Green illuminated light switch on a lamp

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Green illuminated light switch on a lamp

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...

Berlin, Germany - 5 April 2025: A demonstrator holds a sign with the inscription No Kings No Nazis

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Berlin, Germany - 5 April 2025: A demonstrator hol...

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

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

Dinslaken, North Rhine-Westphalia, Germany - Combined heat and power plants (CHP) generate

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Dinslaken, North Rhine-Westphalia, Germany - Combi...

Solar panels on a house wall of a detached house in Aachen, energy efficiency classes according to

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Solar panels on a house wall of a detached house i...

Power lines Cable clutter

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Power lines Cable clutter

Majestic wind turbines against a clear blue sky in California, USA. The scene captures the essence

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Majestic wind turbines against a clear blue sky in...

A hand holds a small wind turbine model against a green background, symbolizing sustainable energy

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A hand holds a small wind turbine model against a ...

A black heat pump with efficiency classes according to the GEG in a front garden in Langenfeld,

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A black heat pump with efficiency classes accordin...

Energy efficiency classes, core refurbishment of an old villa in Remscheid, Germany

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Energy efficiency classes, core refurbishment of a...

A person is plugging an electric car into a charging station outdoors. The scene highlights

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A person is plugging an electric car into a chargi...

EnBW hyper network. Electric charging station in EnBW City in Stuttgart, Baden-Württemberg, Germany

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EnBW hyper network. Electric charging station in E...

A stack of new pipes for a district heating pipeline on a construction site in Düsseldorf, Germany

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A stack of new pipes for a district heating pipeli...

Insulation of a façade with mineral fibre boards, graphic with energy efficiency classes for

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Insulation of a façade with mineral fibre boards, ...

A stamp labelled Energy costs

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A stamp labelled Energy costs

Gas flame with 1 euro coin, gas embargo, gas embargo, energy prices, inflation rate, gas price,

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Gas flame with 1 euro coin, gas embargo, gas embar...

Cologne Cathedral and the Hohenzollern Bridge illuminated with LED lights, Cologne, North

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Cologne Cathedral and the Hohenzollern Bridge illu...

Iqony district heating pipes at the city port, crosses the Rhine-Herne Canal in Essen, A42 motorway

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Iqony district heating pipes at the city port, cro...

Garzweiler 2 opencast lignite mine, Neurath lignite-fired power plant, wind turbine, traffic on the

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Garzweiler 2 opencast lignite mine, Neurath lignit...

District heating pipeline from UNIPER coal-fired power plant Datteln 4, cogeneration, generation of

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District heating pipeline from UNIPER coal-fired p...

Solar park on the Slaperdijk dike near Eemshaven, test project, 17000 solar modules have been

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Solar park on the Slaperdijk dike near Eemshaven, ...

Pipelines for district heating, at the Thyssenkrupp Steel site in Duisburg Marxloh, waste heat from

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Pipelines for district heating, at the Thyssenkrup...

The UNIPER Datteln 4 coal-fired power plant, power plant block and cooling tower, cogeneration,

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The UNIPER Datteln 4 coal-fired power plant, power...

The UNIPER Datteln 4 coal-fired power plant, power plant block and cooling tower, cogeneration,

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The UNIPER Datteln 4 coal-fired power plant, power...

Biogas upgrading plant, purification of biogas from organic waste, green waste and contents of the

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Biogas upgrading plant, purification of biogas fro...

Solar park on the Slaperdijk dike near Eemshaven, test project, 17000 solar modules have been

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Solar park on the Slaperdijk dike near Eemshaven, ...

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...

Digester, pipelines of the biogas plant of the company Reterra, biogas is produced in a digester

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Digester, pipelines of the biogas plant of the com...

In this photo illustration, a smartphone displays the crude oil price in USD on March 09, 2026 in

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In this photo illustration, a smartphone displays ...

District heating pipeline from UNIPER coal-fired power plant Datteln 4, cogeneration, generation of

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District heating pipeline from UNIPER coal-fired p...

War in the Middle East is causing oil prices to rise. Refueling is becoming more expensive. At the

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War in the Middle East is causing oil prices to ri...

(photo montage) Sign with the inscription FAHRVERBOT exempted in front of an empty motorway

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(photo montage) Sign with the inscription FAHRVERB...

Demo by the group North Rhine-Westphalia Erwacht, a mixture of anti-vaccination activists, lateral

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Demo by the group North Rhine-Westphalia Erwacht, ...

2 heat pumps are installed on an apartment block in a front garden, Hilden, Germany

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2 heat pumps are installed on an apartment block i...

Solar panels on a house wall of a detached house in Aachen, energy efficiency classes according to

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Solar panels on a house wall of a detached house i...

An air conditioning unit in a backyard in Düsseldorf, Germany

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An air conditioning unit in a backyard in Düsseldo...

Gas meter in a cellar in Düsseldorf, Germany

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Gas meter in a cellar in Düsseldorf, Germany

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

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

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 Heyden power plant, coal-fired power plant, which was shut down in July 2021 and kept as a grid

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The Heyden power plant, coal-fired power plant, wh...

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...

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...

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...

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...

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...

Thermal image or thermography, symbolic photo, interpolated. The photo shows areas of heat loss in

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Thermal image or thermography, symbolic photo, int...

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...

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

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

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...

Wind turbines in the North Sea, thunderstorm, Lower Saxony, Federal Republic of Germany

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Wind turbines in the North Sea, thunderstorm, Lowe...

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

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

A worker is installing solar panels on a rooftop, utilizing sunlight to harness clean energy. This

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A worker is installing solar panels on a rooftop, ...

Close-up of two hands holding a small wind turbine model against a vibrant green background,

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Close-up of two hands holding a small wind turbine...

Modern sustainable architecture with vibrantly colored glass portals and wooden elements, featuring

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Modern sustainable architecture with vibrantly col...

A vibrant and eco-friendly interior showcasing a staircase with green tile walls, emphasizing

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A vibrant and eco-friendly interior showcasing a s...

Solar panels cover the facade of a modern urban building, promoting sustainable energy. The

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Solar panels cover the facade of a modern urban bu...

Symbolic image of service charges: Close-up of a symbolic service charge statement

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Symbolic image of service charges: Close-up of a s...

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...

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...

Opencast lignite mine Garzweiler 2, excavator 285, bucket wheel excavator, considered to be the

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Opencast lignite mine Garzweiler 2, excavator 285,...

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 si...

In this photo illustration, a smartphone displays the crude oil price in USD on March 09, 2026 in

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In this photo illustration, a smartphone displays ...

The UNIPER Datteln 4 coal-fired power plant, power plant block and cooling tower, cogeneration,

BRK26F65_052

The UNIPER Datteln 4 coal-fired power plant, power...

War in the Middle East is causing oil prices to rise. Refueling is becoming more expensive. At the

BRK26F52_459

War in the Middle East is causing oil prices to ri...

Solar park on the Slaperdijk dike near Eemshaven, test project, 17000 solar modules have been

BRK26F66_274

Solar park on the Slaperdijk dike near Eemshaven, ...

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