Conservation issues are a growing concern for most scientists. As humans continue to consume natural resources, many organisms are headed for extinction. Conservation issues include the protection of trees, animals and wetlands.
A killer smog 70 years ago helped lead to the first federal air pollution laws.
As if warming temperatures and melting glaciers aren't bad enough, now climate scientists are warning that the world's beer supply could all but dry up. Even at Germany's world-famous Oktoberfest.
After 2035 it will be extremely unlikely we can stop Earth's temperature from rising enough to kick off a dangerous medley of global disasters.
A young inventor is launching a device aimed at cleaning up some of the debris in the Pacific Ocean Garbage Patch. But many conservationists are not impressed. Here's why.
By Dave Roos
Scientists have found that chemicals in some sunscreens can cause coral bleaching, prompting the Hawaii state legislature to propose an exhaustive ban on them.
Cape Town, South Africa, population 3.7 million, could become the first city on the planet to run out of water. But it may not be the last.
If you think climate change is bad now, two scientists estimate what it would be like without our protected forests.
By Jamie Allen
And your smartphone may be part of the problem; mining rare minerals needed to make them is pushing endangered apes to extinction.
Removing the ban could help manage the animals and save money, but it could also mean the horses will be sold for their meat.
Henderson Island has a human population of zero, and the highest density of litter anywhere in the world.
Wildness is a necessity, as naturalist John Muir once wrote. And it helps if that wildness isn't drowned out by man-made noise pollution.
By Amanda Onion
As the world becomes more urbanized, the demand for sand, a key ingredient of concrete, keeps growing. But there's only so much sand to go around.
By Dave Roos
The OneLessStraw campaign encourages people to kick their straw habit to keep plastic from harming the environment.
New findings about ancient, extinct Australasian bandicoot and bilby species underscore how dire things are today when even survivors like these are struggling.