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Environmental Science

The environment is truly a thing of beauty and should be protected whenever possible. What can we do to save the environment, and what new technology is available to help us?

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Why Don't More Cities Require Green Roofs?

While green roofs make sense in a lot of ways, requiring their installation isn't as simple as it might seem.

What Causes High Tide and Low Tide? Why Are There Two Tides Each Day?

The oceans' levels change daily across the globe. We know them as tidal changes. But what causes this constant shift in sea level and why is it more dramatic is some places than others?

What Causes an Iceberg to Flip?

Around 90 percent of an iceberg is under the water, but changing weight distribution caused by melting can make it flip.

Study Says 2035 Is Climate Change Point of No Return

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.

The Deadly Problem of Coal Ash

Properly disposing and storing coal ash is extremely tricky, and it only takes one small trigger to cause a catastrophe.

Temps in National Parks Increasing Much Faster Than Rest of U.S.

A new study looks at the alarming effects of climate change on America's national parks.

Fungus-based Pesticides Might Be the Green Solution of the Future

We've relied on synthetic chemical pesticides for far too long — and they haven't been doing us any favors.

Tough Job of Cleaning Pacific Garbage Patch Starts

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.

Where Have All the Seashells Gone?

All that seashell collecting you've been doing actually hurts the environment.

Stonehenge Was the Final Resting Place of Foreigners, Study Finds

Some of the cremated remains buried at Stonehenge came from a spot in Wales that's more than 100 miles away. How did that happen?

Red Tide Menaces Florida Coast

Harmful algal blooms wreak havoc in oceans around the world and occur nearly every summer along the coastline of Florida.

Sweden Is Great at Turning Trash to Energy

Sweden puts less than 1 percent of its household trash into landfills, in part because it burns nearly half to generate heat and electricity.

Male and Female Farmers Cope Differently with Climate Change

When the weather becomes extreme, women in the west African country of Benin deal with agricultural challenges differently than men.

What's Behind the Gemstones 'Raining' From the Kilauea Volcano

Twitter was abuzz with reports that pretty green gems were spewing out of the Kiluaea volcano in Hawaii. But the experts took the shine off these speculations.

5 Things You Didn’t Know About the Summer Solstice

June 20 marks the summer solstice, the longest day of the year. There's even a midnight baseball game in Alaska to celebrate the 24 hours of sunlight.

Anthropologists Discover Mummified, Green Baby Hand

And it turns out their strange discovery has a straightforward explanation: copper.

Earthquakes on the Mississippi: The New Madrid Seismic Zone

Will a town in southern Missouri be the epicenter of the next 'big one'?

Hawaii Proposes Ban on Certain Sunscreens to Save Coral Reefs

Scientists have found that chemicals in some sunscreens can cause coral bleaching, prompting the Hawaii state legislature to propose an exhaustive ban on them.

Rising Rock: Earth's Crust Has Its Own Tides, Too

The oceans on planet Earth cycle through daily tidal changes. But the ground beneath our feet experiences tides of its own, too.

10 Ways to Stop Using Plastic Right Now

Plastic may be the longest-lasting legacy of human beings on this planet. But there are lots of ways, big and small, that we can all stop using it. Today.

Can Adding Sand to Beaches Save Them?

As sea levels rise with climate change, beaches are losing ground against ever-encroaching waters. Trucking in sand may seem like a good idea, but the evidence, while not yet conclusive, may show otherwise.

Who Was Alexander von Humboldt and What Is the Humboldt Current?

He might be the most important scientist you've never heard of, but the ocean current that bears his name helped shape the development of evolutionary theory.

Water Shortage? Let's Lasso an Iceberg

People have floated the idea of towing icebergs to drought-stricken parts of the world for years. Sounds like a good idea, but how viable is it?

Step Aside Styrofoam — Make Way for Nanowood

While plastic such as Styrofoam may be cheap and convenient to use, it contributes to costly health issues and is an inconvenient pollutant that takes up to 500 years to biodegrade.

The Sahara Desert Is Getting Bigger

The Sahara has expanded by about 10 percent in the past century, mostly due to natural causes, but not all. We can blame the rest on man-made climate change.

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