Rick Price / Lake Argyle reservoir, part of Ord River irrigation scheme. Hydro electric power generation at dam. The Kimberley, Western Australia, 2015.

Rick Price / View from Ord River Dam, looking downstream through river valley. Lake Argyle, The Kimberley. 2016.

Laurie Hedges / Tracking shot showing a large area of rainforest flooded by a hydroelectric dam in the southern reaches of the Amazon, Brazil, 2019.

Heather Angel / Chinese sturgeon (Acipenser sinensis), captive in aquarium. Adults are no longer able to swim upriver to spawn due to Gezhouba and Three Gorges dams. Eggs fertilised at Institute of Chinese Sturgeon a...

Duncan Murrell / Local field staff of the Borneo Nature Foundation constructing dams in the canals in the Sabangau (peat-swamp) Forest, to prevent drying out that increases the risk of forest fires. Central Kalimantan...

Duncan Murrell / Local field staff of the Borneo Nature Foundation constructing dams in the canals in the Sabangau (peat-swamp) Forest, to prevent drying out that increases the risk of forest fires. Central Kalimantan...

Duncan Murrell / One of the dams constructed by the local field staff of the Borneo Nature Foundation in the canals in the Sabangau (peat-swamp) Forest. These are made to combat forest fires. Central Kalimantan, Indon...

Duncan Murrell / One of the dams constructed by the local field staff of the Borneo Nature Foundation in the canals in the Sabangau (peat-swamp) Forest. These are made to combat forest fires. Central Kalimantan, Indon...

David Tipling / Almendra dam, Spain's highest dam, Castile and Leon, Spain

Ashley Cooper / Red Gum trees are iconic Australian trees that grow along the banks of the Murray River. They rely on a regular flood cycle to survive. The unprecedented drought of the last 15 years has lead to low r...

Andy Rouse / Bengal tiger(Panthera tigris) jumping old dam, Ranthambhore, India

Jack Dykinga / Moss-covered branches of Big leaf maple (Acer macrophyllum) trees with the Elwah River in the background, Olympic National Park, Washington, USA. With the removal of dams, salmon can now migrate up ri...