Help Endangered Animals

      An endangered species refers to a population of animal that is risk of becoming extinct. The World Conservation Union or International Union for Conservation of Nature and Natural Resources (IUCN) speculate that forty percent of all animals are endangered. More...

What Can We Do About Acid Rain ?

Acid rain is caused by the acidic content in the atmosphere which is a result of industrial and vehicle pollution. Today, almost every type of rain that falls is acidic to a certain extent. The acidic nature of rain is measured using the pH balance. The normal pH balance of rain drops is 5.2. Anything below that is considered as acidic.