Christopher Joyce appears in the following:
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.
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.
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.
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.
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.
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?
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.
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.
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.
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.
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.
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.
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.
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."
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.
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.
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.
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.
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.
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.