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Biodiversity

  • The rapid disappearance of species was ranked as one of the planet's gravest environmental worries, surpassing pollution, global warming and the thinning of the ozone layer.
  • At least 4,000 plants and 5,400 animals are threatened with extinction. Recently, species have become extinct at 50 to 100 times the average expected natural rate.
  • Only some 1.75 million of the 13 million to 14 million species on earth have been scientifically identified.
  • About 88 percent of the 2,683 varieties once grown are now extinct.
  • Human beings are responsible for causing the greatest mass extinction of species since the extinction of the dinosaurs. More...
Contribution of the Day

Green School Image: Green_school.jpg

Schools are the end users of many production and distribution systems, from the bricks in their walls to the paper on their desks. They are also the beginning point of community consumption that impacts our surroundings. Introducing the tenet of green living at the school level has an impact on the environment and the community. More...

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Today's Featured Article

Threatened Species

Extinction is a part of existence and species have been known to become extinct before. But what is of concern today is the speeding up of the process due to human action and intervention. It is estimated that ninety nine per cent of threatened species are at risk due to human activities. With increase in population humans are clearing natural landscapes of forests and grasslands and in the process driving animals out of their habitat. Other human activities are polluting the rivers and oceans and damaging the plant and marine environment. Plants and animals are often introduced in areas where they do not naturally belong. These species find that their new environment is already degraded by humans. More...