Too many boats and technology that is too good mean that nations must cooperate to preserve tuna and other fish stocks.
Lower Yuba River Accord honored at Schwarzenegger’s Global Climate Summit. The pact settled a 20-year fight over water use.
Social networks help raise money to save the endangered mountain gorilla.
Filmmaker Ken Burns discusses his latest project: a series on the National Parks System.
Shifting climates and needed upkeep are issues facing America’s treasured spots.
A new study shows that the butterflies' antennae are key.
Maine's fall colors are starting to dazzle. Where to drive to see the best fall foliage? Northern Maine is providing the best color.
The tiny Pacific nation is fighting to protect more than 130 species fighting extinction in the Pacific Ocean.
Scientists say the Greenland ice sheet is losing about 7 billion cubic feet of ice a year. Now, they are just finally beginning to uncover some reasons why its been shrinking.
A study found that up to 30 percent of the geese now forgo migrating to warmer regions of the Pacific coast.
Waters churn as advocates tussle over sport-fishing contests.