Christopher Joyce

Christopher Joyce appears in the following:

Trump's Election Leaves Scientists In A Climate Of Uncertainty

Tuesday, December 13, 2016

At a meeting in San Francisco, thousands of researchers are pondering how they can influence President-elect Donald Trump's thinking on climate change.


Tornado Outbreaks Are On The Rise, And Scientists Don't Know Why

Thursday, December 01, 2016

A new study looks at clusters of tornadoes, like those that hit the Southeast this week. They are costly in lives and insurance payouts.


Climate Scientists Struggle To Identify Cause Of Bigger Tornado Clusters

Thursday, December 01, 2016

Climate scientists say the conditions that might produce more or stronger tornadoes are spreading along with a warmer atmosphere. But there's no sign so far that this is happening. New research finds that when tornadoes occur in clusters, as they often do, those clusters contain more tornadoes than ever. And we're also seeing more clusters with especially powerful tornadoes.


Environmentalists Gird For Battle With A Trump Administration

Tuesday, November 29, 2016

President-elect Donald Trump has vowed to rescind some environmental regulations. Environmentalists are planning ways to keep a new administration from rolling back eco-rules.


Trump's Plan For Clean Coal Could Put The Brakes On Natural Gas

Friday, November 11, 2016

President-elect Donald Trump's energy plan includes a promise to develop clean coal. Clean coal is a technology that has struggled for years and is unlikely to be competitive with cheap natural gas.


Why Seabirds Love To Gobble Plastic Floating In The Ocean

Thursday, November 10, 2016

New evidence suggests that for a lot of birds, plastic actually smells like food. The reason for that involves a common kind of algae floating in the ocean and a "chemical scream."


Trump Has A Chance To Pull U.S. Out Of Climate Accord

Thursday, November 10, 2016

During the campaign, the president-elect said climate change is not real, and he rejected last year's international agreement to cut greenhouse gases.


How Is A 1,600-Year-Old Tree Weathering California's Drought?

Thursday, October 27, 2016

Four years of too little water is killing millions of trees in the Sierra, yet some giant sequoias still thrive. Tree-climbing scientists are exploring sequoias branch by branch to find their secret.


Antarctica's Ice Sheets Are Melting Faster — And From Beneath

Tuesday, October 25, 2016

Researchers say the ice is melting more quickly than they've ever seen. They think it's because warm water is circulating under the ice shelf, and that the melting process appears to be irreversible.


Those Ancient Stone Tools — Did Humans Make Them, Or Was It Really Monkeys?

Wednesday, October 19, 2016

Capuchin monkeys in Brazil have been seen making sharp stone flakes. It was previously thought that only humans and their ancestors had flaking skills.


On Energy And Climate Change, Clinton And Trump Differ Sharply

Monday, October 17, 2016

Presidential contenders Hillary Clinton and Donald Trump have very different views on energy and climate change. In our series, What's The Issue, we find out just how much they differ.


Matthew Set To End U.S. Hurricane Drought After 10 Years

Friday, October 07, 2016

For the past decade, no major hurricanes have come ashore along the East Coast or Gulf of Mexico. Hurricane Matthew is ending that lucky streak.


New Research Zeroes In On Sources Of Methane-Emissions Uptick

Thursday, October 06, 2016

New research reveals that the amount of methane from oil and gas operations is much larger than previously thought. But the recent uptick in methane emissions seems to be from agriculture.


European Parliament Approves Paris Climate Agreement

Tuesday, October 04, 2016

Nearly 200 nations agreed last December to the most ambitious deal to slow climate change ever. It looks very likely that the requisite number of countries will actually ratify the deal this week to make it official. That will set in motion the difficult process of making sure both rich and poor countries deliver on their promises to cut emissions of greenhouse gases.


Outdated FEMA Flood Maps Don't Account For Climate Change

Thursday, September 15, 2016

Flood managers suspect August's big rainstorms and floods in Louisiana are becoming more common there and elsewhere because of climate change. One clue: Much of the damage was beyond the flood plain.


Climate Change Complicates Predictions Of Damage From Big Surf

Wednesday, August 24, 2016

Earth's changing climate has made the quest to understand wave behavior more important than ever, scientists say. Rising seas, storm surge and dune and reef erosion all shape Florida's Gulf Coast.


Persistent Drought Kills Millions Of Trees In California Forests

Tuesday, August 23, 2016

Years of drought have strained California's forests, killing millions of trees and fueling wildfires.


As July's Record Heat Builds Through August, Arctic Ice Keeps Melting

Friday, August 19, 2016

July 2016 was Earth's hottest month on record. And Arctic ice has shrunk this year almost as much as it did in 2012 — the most severe melt to date.


Federal Data Shows Firefighting Chemicals In U.S. Drinking Water Sources

Tuesday, August 09, 2016

The study finds, in many cases, amounts barely higher than government guidelines allow, but significant levels in 66 water supplies. The chemicals are very persistent once in the environment.


Melting Ice In Greenland Could Expose Serious Pollutants From Buried Army Base

Friday, August 05, 2016

Camp Century was a research station and test site for deploying nuclear missiles before it was abandoned under the ice in the '60s. Scientists say pollutants left behind may spread as the ice melts.