1. PROTECTION OF THE ENVIRONMENT
Their greatest threat is acid rain pollution, which is already severely affecting large areas of the conifer forests of northeast North America and Europe. ... The maintenance of essential ecological processes (which rain from the global cycles of nitrogen, carbon dioxide, and water to the localized regeneration of soil, recycling of nutrients and cleansing of waters and air) and life support systems, such as agricultural systems, coastal and fresh water systems, and forests. 2. ...
- Word Count: 654
- Approx Pages: 3
- Grade Level: Undergraduate