Global warming.

Global Warming Human kind has entered a brand new relationship with the earth. The constant and increasing pressures we are exerting threaten our planets ability to sustain life itself. Change-in the way we think , and in the way we live-is needed now. Global warming is the most urgent environmental problem the world will face in the next decade and the next century. Few, if any, trends are more important to our future than climate change …

…fond to use irrigation water more effectively. Conservation will also be important for drinking water supplies. Governments that control building and other development along coasts must begin to plan for rising sea levels. In the United States, billions of dollars have been spent to replace send eroded from beaches, and to help owners of beach front homes rebuild after storm damage. The states of Maine and North Carolina now prohibit permanent buildings on threatened beaches.