Reservoir
Videos
A reservoir is an enlarged lake behind a dam, usually built to store fresh water, often doubling for hydroelectric power generation.
Kardzali Reservoir in Bulgaria is a reservoir in the Rhodope Mountains.
Some reservoirs such as this in Argos, Peloponnese are made for recreational purposes, rather than storing fresh water.
Lake Vyrnwy Reservoir. The dam spans the Vyrnwy Valley and was the first large stone dam built in the United Kingdom.
The East Branch Reservoir, part of the New York City water supply system, is formed by impounding the eastern tributary of the Croton River.
Drought
Videos
A drought is a period of drier-than-normal conditions. A drought can last for days, months or years. Drought often has large impacts on the ecosystems and agriculture of affected regions, and causes h
Fields outside Benambra, Australia suffering from drought in 2006.
Contraction and desiccation cracks in the dry earth of the Sonoran Desert, northwestern Mexico
Global drought total economic loss risk
Pair of dead oryx in Namibia during the 2018–19 Southern Africa drought.