Christopher Joyce

Christopher Joyce appears in the following:

Four Tropical Cyclones At Once: How Unusual Is That?

Tuesday, March 17, 2015

Four tropical cyclones have been sweeping through the western Pacific and the Indian Ocean. One slammed into the island nation of Vanuatu. Having four cyclones at once is rare but not unheard of.


Think Man-Sized Swimming Centipede — And Be Glad It's A Fossil

Wednesday, March 11, 2015

This sea monster swam Earth's seas about 480 million years ago and was the biggest creature of its day, scientists say.


Jaw Fossil In Ethiopia Likely Oldest Ever Found In Human Line

Thursday, March 05, 2015

The 2.8 million-year-old bone may mark the first human branch in the primate family tree. It wasn't just a bigger brain that marked the shift, scientists say. It was also big changes in the mouth.


U.S. Biologists Keen To Explore, Help Protect Cuba's Wild Places

Friday, February 27, 2015

Birders especially know that Cuba harbors hundreds of rarely seen, little-studied species. As the island nation opens to more U.S. visitors, scientists hope "green Cuba" can survive increased tourism.


Acidifying Waters Are Endangering Your Oysters And Mussels

Monday, February 23, 2015

Many coastal communities that harvest shellfish could soon be hurt by ocean acidification, a study finds. The Pacific Northwest and New England are hot spots, as are estuaries along the East Coast.


8 Million Tons Of Plastic Clutter Our Seas

Thursday, February 12, 2015

A scientist estimating the weight of candy wrappers, bags, bottles, syringes and other plastic trash in the world's water sees a synthetic tsunami. Should China and India create more landfills?


Gotcha: Satellites Help Strip Seafood Pirates Of Their Booty

Thursday, February 05, 2015

Most of the seafood Americans eat is imported; a lot of that is illegally caught. Now, environmentalists are using satellites to track pirate vessels on the high seas and help crack down on the trade.


New EPA Guidelines Limit Methane Release From Drilling

Wednesday, January 14, 2015

The rules are mostly voluntary, which disappoints environmental groups, but they should ratchet down the amount of leaked methane from new or modified oil and gas operations, which contributes to climate change.


Entrepreneurs Find Ways To Make Money From Carbon Emissions

Monday, January 05, 2015

President Obama in September set a formidable goal for American industry and agriculture — reduce greenhouse gases by a quarter in 10 years. But several states are ahead of the game.


Unexpected Life Found In The Ocean's Deepest Trench

Thursday, December 25, 2014

An expedition to the Pacific's Mariana Trench has found evidence that life exists miles below the surface. But it's not life as we know it.


7 Miles Beneath The Sea's Surface: Who Goes There?

Friday, December 19, 2014

Marine scientists plumbing the deepest part of the ocean sent microphones and collection probes baited with chicken to the bottom of a trench near Guam. Now they watch, wait ... and listen.


Arctic Is Warming Twice As Fast As World Average

Thursday, December 18, 2014

Polar bears continue to take a hit in regions with the greatest loss of snow and ice, the latest report card on the Arctic shows. Meanwhile, plankton are thriving as the sea heats up.


Nations Agree To Deal To Cut Greenhouse Gas Emissions

Monday, December 15, 2014

In Lima, Peru, almost all of the world's governments agreed on a document meant to galvanize efforts to curb climate change. While the outcome was modest, it did establish some important principles.


Why The White House Wants To Go After Seafood Pirates

Thursday, December 11, 2014

Americans eat more seafood than just about anyone, but a big portion of imports are caught illegally. One expert calls this "the single greatest threat to sustainable fisheries in the world today."


Football Players Drill Without Helmets To Curb Concussions

Thursday, December 11, 2014

The idea, according to a scientist at New Hampshire University, is to teach each player "rugby awareness," so he'll be more likely to keep his head out of harm's way. Helmets off, eyes up.


Scientists Track Down Serious Methane Leaks In Natural Gas Wells

Tuesday, December 09, 2014

Faulty gear and attempts to clear liquid from wells can release enough gas to power hundreds of homes, new research reveals. Scientists say finding the leaks is a first step to plugging them.


World Climate Talks In Lima Aim To Move Beyond Kyoto Treaty

Thursday, December 04, 2014

Unlike the 1997 Kyoto treaty, the plan on the negotiating table in Lima this week asks every country, developed and developing, to limit carbon emissions. Each nation would set its own target.


Lower Ozone Standard Would Raise The Compliance Bar For Business

Wednesday, November 26, 2014

Public health groups say lower levels will benefit people who suffer from asthma or other respiratory illnesses. Business groups say it's another expensive hoop to jump through.


New Bird Species Sings Sweetly In Sulawesi

Tuesday, November 25, 2014

Birds are one of the most widely studied forms of life on the planet. And, there are still new species out there to discover — as one young researcher found recently in a forest in Indonesia.


Climate Change Deal Requires U.S., China To Overhaul Energy Use

Thursday, November 13, 2014

Experts who've parsed the numbers offered by the two countries say it's not enough to keep climate from overheating seriously. It is seen as a benchmark by which governments can be held accountable.