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Hot Topic
Solar System
Earth
Climate
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| A Question of Climate |
| Topic: Climate |
02/25/08 |
| At its birth, our young planet was a ball of molten hot rock. How long did it take to cool down? The answer could indicate the conditions necessary for life to arise, and provide insight into the evolutionary history of life on Earth. |
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| Pies in the Sky: A Solution to Global Warming? |
| Topic: Climate |
04/23/07 |
| If global warming sizzles out of control, could 16 trillion small disks deflect enough sunlight to cool the planet? Astronomer Roger Angel proposes to find out. |
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| Surfing the Wave |
| Topic: Climate |
09/13/04 |
| A tsunami, a series of large waves caused by the disruption of seawater, is one of the many hazards of living on Earth. Bill McGuire, Director of the Benfield Hazard Research Centre, says that a mega-tsunami could cause death and destruction to both the eastern and western Atlantic coasts. |
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| Killer Lakes: Part III |
| Topic: Climate |
05/06/04 |
| Defusing Africa's killer lakes in a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster. This three part excerpt gives a first-hand account of global climate change by award-winning science journalist, Kevin Krajick. |
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| Killer Lakes: Part II |
| Topic: Climate |
05/06/04 |
| Defusing Africa's killer lakes in a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster. This three part excerpt gives a first-hand account of global climate change by award-winning science journalist, Kevin Krajick. |
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| Killer Lakes: Part I |
| Topic: Climate |
05/05/04 |
| Defusing Africa's killer lakes in a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster. This three part excerpt gives a first-hand account of global climate change by award-winning science journalist, Kevin Krajick. |
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| The Rise of Oxygen |
| Topic: Climate |
07/30/03 |
| When one looks back on our planet from space, an intriguing finding centers on its apparent biochemical contradictions: Earth has lots of chlorophyl and thus plants, but also has lots of oxygen, which is a poisonous element or vegetative waste product. |
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| Carbon Conundrum |
| Topic: Climate |
07/03/02 |
| As scientists study the complicated dynamics of a warming planet, they are trying to understand the movement of Earth's principal greenhouse gas, carbon dioxide, as it meanders through the planet's atmosphere, biosphere, and geosphere. |
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| Did Hades Freeze Over? |
| Topic: Climate |
05/30/01 |
| Initially, the surface of our planet was a fiery, molten stew. Within a few million years, the crust cooled and water vapor rained down to form the oceans, where life may have made it's first appearance. |
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