Aerial view of development encroaching on the Amazon rainforest and Rio Negro, Manaus, Amazonas, Brazil, South America

Mount Teide and pine trees, Teide National Park, Tenerife, Canary Islands, Spain, Atlantic, Europe

Encroaching forest in limestone basin, Phontiou tin mine, plain of mine tailings and pollution, Khammouan, Laos, Indochina, Southeast Asia, Asia

White willow (Salix alba) tree with base of trunk almost chewed through by Eurasian beaver (Castor fiber), Narew marshes, Podlaskie, Poland. MORE INFO: Beaver activity is crucial in keeping Poland's ancient marshes open and free of encroaching bushes and trees and their dams also help to maintain high water levels.

Adult arctic tern (Sterna paradisaea) defending a nest site from encroaching human on Spitsbergen Island in the Svalbard Archipelago, Norway

Adult arctic tern (Sterna paradisaea) defending a nest site from encroaching human on Spitsbergen Island in the Svalbard Archipelago, Norway

Lake Chad, 1973 and 2013

Kalahari Desert, Namibia

Road sign warning against encroaching sand dunes posted alongside the Wahiba Sands Desert, Ramlat al Wahaybah, Oman, Middle East

Seagull Perched On Lamppost