Hoover Dam
Hoover dam
Intake towers for the Hoover Dam, Lake Mead, USA
Water intake tower for Hoover Dam in Lake Mead, USA
Hoover dam, USA
Hoover Dam, USA
The Hoover Dam and Lake Mead
Glen Canyon Dam, Arizona, USA
Overflow spillway on the Arizona side of Hoover Dam, USA
Kinzua Dam, Warren, Pennsylvania, USA
Water intake towers for Hoover Dam in Lake Mead, USA
Intake towers for the Hoover Dam
Water Dam vector image
Norris dam and reservoir
Lake Mead dam and hydro plant
Teddy bear sitting on seaside dike
Delivery Tunnel North Lesotho Highlands Water Project
五十里ダム
利根川の治水と首都圏への利水を司る薗原ダム
Hydroelectric dam
USA, Nevada, Arizona, Lake Mead, Colorado River, Hoover Dam, Mike O’Callaghan-Pat Tillman Memorial Bridge
Canada Geese and Hydroelectric Power
黒部ダム
白萩発電所
Hydroelectric power station
Rundle hydro power plant, Canada
Electric powerhouse of Glen Canyon Dam, Arizona, USA
Aswan High Dam, Egypt
Construction of Eda dam, Cameroon
Seneca Pumped Storage Reservoir, aerial photograph
Hoover Dam, satellite image
マイクロ水力発電 日高港新エネルギーパーク EEパーク
Hoover Dam, Colorado
Parker Dam and Colorado River, USA
Hydroelectric power turbine
Germany, Bavaria, Isar river, Zulling, hydro plant, aerial view
Germany, Bavaria, Landshut, Isar river, hydro plant Uppenborn, aerial view
昔の水力発電装置
Service tunnel
Armstrong's hydro-electric machine
Steam electricity.
Archimedes screw hydropower at Radyr Weir, Wales
開成町あじさい公園発電所
仙巌園 島津家水天渕発電所記念碑
紅葉の黒部峡谷の黒薙温泉
Hydroelectric power station, Scotland
USA, Nevada, Hoover Dam
天ケ瀬ダムの概要
奈川渡ダムと安曇発電所
宮城県 鳴子ダムのすだれ放流
井川ダム全景
Mike O'Callaghan-Pat Tillman Memorial Bridge
Watermill
Glen Canyon Dam and Glen Canyon Bridge, Arizona, USA
Hydroelectric dam in the Kariba Gorge
井川線の車窓から見る長島ダム
水力発電イメージ
品木ダム湖
United States,Nevada,Las Vegas,Hoover Dam
メガソーラー
Guthega Dam, Australia
Micro hydroelectric scheme
Rows of wind turbines, California, USA
Gas masks in hydro power station
塩川ダム
ダム
Lake Nasser, Egypt
三保ダム
新潟県 鹿瀬ダム
Pylons carrying solar electric
Rebuilding a weir
Powerline towers in front of the face of the Hoover Dam, USA
Opening Of Grand Coulee Dam
Solar power plant, California, USA
風力発電
大規模太陽光発電
Germany, North Rhine Westphalia, Niederaussem, Wind turbines at sunset
Wind turbines by electricity pylon
Hoover Dam Bypass and Electrical Power Lines at Night, Hoover Dam, Arizona, USA
家中川小水力市民発電所
馬籠宿の水力発電1号機
Theodore Roosevelt Dam at Theodore Roosevelt Lake, AZ
Hoover Dam 1936, Arizona, Nevada
Windfarm in field
Wind turbines
宗谷岬ウインドファーム
風力発電風車
WIND GENERATORS
Electricity Pylon
黒部ダムの放水
水と稲妻
USA, Nevada, Arizona, Lake Mead, Colorado River, Hoover Dam
ウインドファーム
玉川ダム 秋田県
A number of wind turbines reaching into the distance in the farming landscape. Fields of stubble.
Wind power turbines in the landscape. A large number of turbine powers on a plain against a mountain backdrop.
Solar panels used for agricultural purposes
ソーラーパネル
風車
城山湖
Solar generating station, aerial photograph
天ケ瀬ダムと鳳凰湖
天ケ瀬ダムの放水口
天ケ瀬ダム
天ケ瀬ダムの発電所
天ケ瀬ダム建設記念碑
天ケ瀬ダムのモニュメント
天ケ瀬ダム事業概要の石碑
山並み