Anti-poaching patrol
Logging truck in the Congo Basin
Slash-and-burn in the Congo Basin
Waste water treatment plant
Diesel-electric hybrid bus conversion
Opium poppy field patrol
電話工事現場の警備員
ウィルスガード
Anti-lockdown protest, Amsterdam, Netherlands
道路の着色ガードレール
Combined cycle gas turbine power station
Wind turbine assembly
鍵を渡す女性の手
Cube Houses, the Netherlands
Mount Bromo erupting, Indonesia, 2011
Urban flood prevention scheme
Purifying water from landfill sites
Liquid-cooled LED bulb technology
ガード下の落書き
Battery 500 project, IBM research
NY Air National Guard delivers scientists and supplies to Camp Raven to aid the study of Global Warming
鉄道の事故防止鉄骨ガード
鉄道のアンダーパス
鉄道ガードの保護鉄骨
補修した鉄道の高架
鉄道の低い桁下
鉄道のガード下の照明
Private security patrol
Solar street lighting
Offshore wind farm
Plastic bag recycling
Compressed natural gas vehicle
Domestic ventilation system
Liquefied petroleum gas engine conversion
LED street lighting
Wind turbine installation
Gulf of Mexico oil spill clean-up, 2010
Aluminium smelter chimney
Liquid-cooled LED bulb
Liquid-cooled LED bulbs
Mount Etna erupting at night, 2012
Mount Etna erupting, 2012
Senglea, Malta
Mdina, Malta
Rooftop solar panels
Bismarck flooding, USA, satellite image
Minot flooding, USA, satellite image
Polygonal masonry, Eleutherai, Greece
Larisa Castle, Argos, Greece.
Water cistern in Acrocorinth.
Driftwood after a storm, Ecuador
守衛室
Rooftop solar panels, Germany
Waste incineration plant
Antarctic ice velocity map
Woman holding a fuel pump
Gulf of Mexico oil spill containment 2010
Gulf of Mexico oil spill, 2010
Gulf of Mexico oil spill response, 2010
Coal-fired power station
Gulf of Mexico oil spill dispersal, 2010
Refuelling liquefied petroleum gas car
Chernobyl reactor hall 1
Chernobyl disaster shelter maintenance
Nuclear waste disposal test site
セキュリティーシステム
無線で連絡する警備員
誘導灯を持つ警備員
Noise-free labs, IBM research
Bangkok flooding 2011, satellite image
Joplin, USA, satellite image
Disused coal mine, UK
Solar panel arrays on tracking bases
Solar power plant, California, USA
Compressed natural gas refuelling
Solar powered street lights
Concentrating solar power plant, artwork
Solar powered street light
Pelamis wave power machines
Global warming, conceptual image
Odeillo solar furnace
Supermarket wind turbine
Parabolic solar cooker
LPG powered car, artwork
Domestic wind turbine
Ion chromatography system
Oil spill burning, USA
Rechargeable electric car symbol
Experimental F6L flying boat under construction, USA, 1918
Marum volcano, Vanuatu
Yasur volcano, Vanuatu
Airbus A350 XWB wing manufacturing
エフェソス遺跡の警備員
Fuel-in-Oil technology
Chernobyl reactor 3 control room
防犯カメラ
警察官の持っている手錠
警察官の持っている手錠と警棒
Private security guards and dog
Private security speed check
Polycyclic aromatic hydrocarbon analysis
警戒心の野良猫
Global vegetation, satellite image
Bikini Atoll, satellite image
巡視船 ちくご
Tiger tracking
Antarctic research station
Triple quadrupole mass spectroscopy