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A Proud Member of the One and Only Network
Find it Here FIRST! CLICK HERE to go to Quest For Cash
A Proud Member of the One and Only Network
3 to 8 wild species are driven to premature extinction each hour by human activities.
About 48% to 73% of the world's land has been partially or totally modified by human activities (if areas of rock and ice are excluded).
About 33% of the world's cropland is suffering from soil erosion.
About 1.2 billion - or one in five people lack access to clean drinking water.
About 66% of the world's households don't have running water.
The industrial revolution began about 275 years ago.
Life on earth depends on three factors; one-way flow of energy from the sun, cycling of matter, and gravity.
The most productive types of ecosystems are estuaries, swamps, marshes, and tropical rain forests.
About 40% of the world's net primary productivity on land is used, wasted, or destroyed by human population.
The greenhouse effct is a natural process in which certain gases trap heat in the lower atmosphere (troposphere).
