Andre F Clewell , a US based botanist and plant taxonomist, has for the past 15 years been working on ecological restoration. This relatively new area of science deals with restoring an ecosystem, that has suffered due to human
a set of environmental indicators used in a Canadian government report gives a clear picture of the health of the Great Lakes. The report, The State of the Great Lakes , gives information
Our Ecological Footprint: think of your city as an ecosystem - a book that aims to bring an environmental focus to mainstream education to make it more relevant. It helps teachers to: relook at the relationship between subjects in the curriculum and environment education; adopt methods of knitting its concepts into the regular curriculum; and equip them to conduct their own Ecological Footprint Project.
Nitrogen is the basic building block of plant and animal proteins, and is essential to all forms of life. But studies in recent times have shown that human activity, including agriculture, energy