2007's Top 10 Scientific Findings

What were the most important scientific findings of 2007? LiveScience gives you the top 10:

1. Climate change: The IPCC issued its strongest warning yet that humans are causing global warming.
2. Arctic melting: Two studies found retreating arctic ice.
3. Extreme weather: Global warming is contributing—specifically hurricanes and heat waves.
4. Alternative energy: Biofuels’ futures are uncertain as researchers uncovered pros and cons for gasoline’s successors.

5. C02: Despite media attention, carbon dioxide emissions accelerated.
6. Coral degradation: Human-caused stressors are destroying the reefs twice as fast as rain forests.
7. Endangered species: More than 2,000 species were added to the list.
8. Prolonged drought: Global warming could make dry areas drier and wet areas wetter.
9. Antarctic revelations: Subglacial lakes and new undersea creatures were among a slew of discoveries highlighting the mysterious continent.
10. Impending oil peak: Oil production could peak as soon as 2008.

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