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832-398182 - Human hand holding compact fluorescent light bulb
832-397801 - Renewable Energy concept with USB power cord with natural leaves
1178-37958 - Hispanic woman spreading batter on pan
1178-37957 - Slice of cake on plate with fork and chocolate syrup
1178-37961 - Hispanic woman holding cake in pan with oven mitts
1178-37960 - Hispanic woman cutting cake with knife
1178-37954 - Hands of Hispanic woman using rolling pin on dough
1178-37955 - Hands of Hispanic woman kneading dough in flour
1116-49550 - Engineering students watching professor cleaning photovoltaic panel to demonstrate improvement in efficiency
1116-46185 - Large Wind Mills In A Golden Wheat Field With Blue Sky And Clouds, North Of Glenwood, Alberta, Canada
1116-43187 - Wind Turbines In The Atacama Desert With A Yellow Sign Indicating A Curve, Calama, Chile
857-91908 - WIndmills produce energy at San Gorgonio Pass near Palm Springs, California.
911-10494 - Workers washing the dust off solar panels at a 1 MW solar power station run by Tata power on the roof of an electricity company in Delhi, India, to make them more efficient.
911-10505 - Asia's largest solar popwer station, the Gujarat Solar Park, in Gujarat, India. It has an installed capacity of 1000 MW. Here workers wash dust off the panels to increase their efficiency.
1178-17479 - Woman sunbathing with solar panel at beach
367-5888 - An agricultural machine spraying chemicals in Hertfordshire, England, United Kingdom, Europe
832-205737 - Detail of a photovoltaic system, solar panel, solar cells
832-139264 - Low energy houses in the Vauban district, designed for the EXPO 2010 in Shanghai, Freiburg, Breisgau, Baden-Wuerttemberg, Germany, Europe
832-139265 - Low energy houses in the Vauban district, designed for the EXPO 2010 in Shanghai, Freiburg, Breisgau, Baden-Wuerttemberg, Germany, Europe
832-139263 - Kindergarten in passive house design, Freiburg, Breisgau, Baden-Wuerttemberg, Germany, Europe
832-125361 - Radiator with thermostat, illuminated, heating costs
832-125347 - Radiator with thermostat, illuminated, window, heating costs
832-125355 - Radiator with thermostat, illuminated, heating costs
832-125345 - Radiator with thermostat, illuminated, heating costs
832-125348 - Radiator with thermostat, illuminated, window, heating costs
832-125356 - Radiator with thermostat, illuminated, heating costs
832-125354 - Radiator with thermostat, illuminated, heating costs
832-125357 - Radiator with thermostat, illuminated, heating costs
832-125342 - Radiator with thermostat, illuminated, heating costs
832-125344 - Radiator with thermostat, illuminated, heating costs
832-125359 - Radiator with thermostat, illuminated, heating costs
832-125360 - Radiator with thermostat, illuminated, heating costs
832-125353 - Radiator with thermostat, illuminated, heating costs
832-125349 - Radiator with thermostat, illuminated, window, heating costs
832-125346 - Radiator with thermostat, illuminated, heating costs
832-125350 - Radiator with thermostat, illuminated, window, heating costs
832-125343 - Radiator with thermostat, illuminated, heating costs
832-125358 - Radiator with thermostat, illuminated, heating costs
832-113829 - Futuristically designed chapel, wood passive house, domed structure, Bad Schwalbach-Langenseifen, Hesse, Germany, Europe
832-64204 - Wood pellets for heating packaged in sacks, at the WestPellets company in Titz, North Rhine-Westphalia, Germany, Europe
832-64202 - Production of wood pellets for heating, at the WestPellets company in Titz, North Rhine-Westphalia, Germany, Europe
832-64201 - Raw wood chips for the manufacture of wood pellets for heating, at the WestPellets company in Titz, North Rhine-Westphalia, Germany, Europe
832-64199 - Production of wood pellets for heating, at the WestPellets company in Titz, North Rhine-Westphalia, Germany, Europe
1116-15311 - Wind Generator at the Canadian National Exhibition, Toronto, Ontario
857-48937 - Hamar women are known for practice of body adornment and roll their locks with fat and red ochre (assile) and than twist them into crimson-colored dreads called Goscha, a style that men find attractive. Dimeka, Omo Valley, Ethiopia, 2010
911-7019 - A technician uses a thermal imaging camera to check the thermal efficiency of a house, and where heat is lost from the house, United Kingdom, Europe
911-7095 - A technician uses a thermal imaging camera to check the thermal efficiency of a house, and where heat is lost from the house, United Kingdom, Europe
911-3640 - A man measuring the depth of insulation in a house loft or roof space
911-1447 - St. Begas school in Eskdale powered by a biofuel boiler, Cumbria, England, United Kingdom, Europe
911-7018 - A technician uses a thermal imaging camera to check the thermal efficiency of a house, and where heat is lost from the house, United Kingdom, Europe
911-4311 - A sign on a petrol pump at a supermarket petrol station advising motorists to drive more efficiently
911-1441 - Turf roof on eco houses at the Centre for Alternative Technology in Machylleth, Wales, United Kingdom, Europe
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