Christopher Joyce appears in the following:
Thursday, June 22, 2017
Eggs evolved over 300 million years ago and now come in all kinds of shapes, from Tic Tacs to teardrops to pingpong balls. After studying some 50,000 eggs, a team of researchers thinks it knows why.
Wednesday, June 07, 2017
Scientists who found the fossils believe they are the remains of five people and far older than all previous finds. But how do the remains really fit into the bushy family tree of modern humans?
Friday, June 02, 2017
President Trump announced on Thursday that the U.S. will leave the Paris climate deal. They are many things that could be affected by that decision, we explain.
Friday, June 02, 2017
President Trump played to his base, ignored the advice of scientists, industry titans and world leaders and pulled the U.S. out of the Paris climate agreement.
Thursday, June 01, 2017
President Trump announced Thursday the U.S. will leave the Paris agreement. The decision is likely to have a big impact on both the climate and environmental policy around the world.
Wednesday, May 31, 2017
President Trump is expected to make a decision regarding whether or not the U.S. will pull out of the Paris climate accord. NPR takes a look at the potential political and environmental impacts of leaving the agreement.
Saturday, May 27, 2017
Today President Trump is at the G7 summit and high on the agenda is climate change. Many world leaders are imploring Trump stay in the global climate agreement, but emissions are going down already.
Monday, May 08, 2017
The Sea Grant program, which funds research on coastal environments, is slated by White House for elimination in 2018. If it goes, a project that finds leaking septic tanks goes down the drain, too.
Thursday, May 04, 2017
A new survey shows that the sound of cars and planes and other forms of noise pollution are rampant across the American wilderness. In many cases, man-made noise is drowning out the background sounds.
Monday, May 01, 2017
The industry has been in decline for years, partly because burning coal creates CO2 and warms the atmosphere. But there's a way to capture it — which has drawn praise from traditional enemies.
Wednesday, April 26, 2017
Until now, the earliest signs of humans in the Americas dated back about 15,000 years. But new research puts people in California 130,000 years ago. Experts are wondering whether to believe it.
Tuesday, April 18, 2017
Native cutthroat trout, an iconic part of the mountain West, thrive in cold streams. But warmer weather has allowed invaders to move in — and it's killing off the cutthroats.
Monday, April 10, 2017
The idea behind "clean coal" is technology that would capture for reuse most of the carbon dioxide emitted by coal-burning power plants. Entrepreneurs aim to use similar tech to clean natural gas.
Tuesday, April 04, 2017
Scientists eavesdropping in trees have decoded a high stakes game of hide and seek. Katydids rely on ultrasound to find mates and listen for bats, which use ultrasound to find the bugs, and eat them.
Friday, March 31, 2017
This week's executive order to roll back climate regulations may sit well with the fossil fuel industry, but most of corporate America is unimpressed. Many large companies are sticking to their plans to tackle climate change by investing in renewable energy and green practices.
Monday, March 27, 2017
President Trump is expected to ditch the Clean Power Plan this week. The CPP regulations would reduce emissions of greenhouse gases that warm the planet. Without it, the U.S. won't live up to its pledge, made in Paris in 2015, to make deep cuts in emissions. That could jeopardize the Paris deal, in which nearly 200 nations made similar pledges.
Tuesday, March 14, 2017
Researchers say 30 percent to 50 percent of the ice loss is due to natural variation in temperature and humidity, while human-caused warming is responsible for the rest.
Monday, February 27, 2017
More than 8 in 10 fires are started by people. Researchers say humans are not only causing the vast majority of wildfires, they're extending the normal fire season around the U.S. by three months.
Monday, February 20, 2017
The idea of plumes of moisture curling above our heads might seem beautiful, but new research shows atmospheric rivers to be among the most damaging of weather systems.
Monday, February 13, 2017
Tiny creatures in the Mariana Trench have high levels of industrial contamination. The new findings suggest that even Earth's most remote locales feel the effects of human beings.