By feeding just below the ocean's surface, North Atlantic right whales are at high risk of colliding with ships.
Around the world, governments are taking stock of oil submerged aboard long-sunk, deteriorating vessels.
Forecasts predict this season will surpass the average number of 11 tropical storms.
We've seen snow in the Midwest, wildfires in Texas and a surge of tornadoes across the country. What's going on with the weather?
Life around the Gulf for humans has largely returned to normal a year after the BP oil spill. For wildlife, however, it may be a different story.
The ocean-going floats could track radioactive material as it approaches Hawaii and the U.S. West Coast.
Meteorologists say that contaminated dust from Fukushima could disperse in wide patterns.
For the 34th year in a row, the planet experienced higher than average temperatures.
A final refuge of Arctic summer sea ice may be the last outpost for polar bears. But that doesn't mean they're in the clear.
Arctic sea ice melted over the summer to cover the third smallest area on record.