FIGURE 4.5 Photo Essay: Human Impacts on the Biosphere in Europe Most of Europe has been transformed by human activity. Western Europe has some of the most heavily impacted landscapes and ecosystems, but the formerly communist countries of Central Europe also have severe environmental problems. Meanwhile, agricultural intensification is creating new problems in South Europe. The map shows some of the impacts on Europe’s land, sea, and air. 4.5a Courtesy Hans-Guenther Oed/STOCK4B/Getty Images, 4.5b Courtesy Ross McRoss/Flickr/Getty Images, 4.5c Courtesy Quim Llenas/Cover/Getty Images, 4.5d Courtesy NASA