Algae invasion of Hawaii’s coral reefs

Invasive algae blooms are damaging Hawaii's famous coral reefs. It is estimated it would take 30 years of work to improve the reefs.

Gulf oil spill impacting sea turtles

Since the oil spill began in April until mid-June, five times as many dead sea turtles have been found in the Gulf as last year for the same period.

Hurricane Alex and 2010 hurricane season

Hurricane Alex ushered in what some scientists say might be a busy 2010 Atlantic hurricane season. EarthSky spoke with research climatologist Bill Patzert.

Danger of methane gas in Gulf oil plumes

She explains why the high methane gas concentration in the spilled oil could lead to oxygen depletion in Gulf waters.

Tony Barnston predicts above-normal 2010 hurricane season

Tony Barnston explained why so many storms are predicted for 2010. Florida and the Caribbean islands, are at greater risk from hurricanes this year.

Amazon deforestation momentum in Brazil

Brazilian biologist Paulo Moutinho talks to EarthSky with strategies for ending Amazon deforestation in the Brazil forever. With forums for climate change.

Arsenic in drinking water with Lex van Geen

Tens of millions of people are drinking water from wells contaminated by arsenic, an element that causes cancers. But testing wells for arsenic could help end the health crisis.

Why did talks break down at the International Whaling Commission?

Days before the end of this year's International Whaling Commission meeting, the talks break down for a compromise between whaling and anti-whaling nations.

IceBridge season wrapping up for spring 2010

As the Arctic IceBridge season wraps up, we reflect on what was accomplished during this part of the largest airborne survey ever flown of Earth's polar ice.

Jeff Masters on what might happen when a hurricane meets the Gulf oil spill

Meteorologist Jeff Masters talks about what might happen if a major hurricane passes close to or directly through the Gulf oil spill.