Ecological Engineering and Environmental Management
S E Jorgensen, Copenhagen University, Copenhagen, Denmark 2009 Elsevier B.V. All rights reserved. Rachel Carson's book A Silent Spring started in the mid 1960s the first green wave. Pollution problems were able to attract the political attention in line with other impor tant problems such as social problems, traffic problems, economic problems, and educational problems that the society would have to deal with and solve. The pollution problems, often called the environmental problems, could be...