Environment: Latest Financial Topics from The New York Times

Here is the latest Environment News from The New York Times.

Bleaching May Have Killed Half the Coral on the Northern Great Barrier Reef, Scientists Say
Current bleaching along the Australian reef is the most extreme ever recorded, although researchers say damage in the south appears to be less severe.

Ronald C. Davidson, Pioneer of Fusion Power, Dies at 74
During Dr. Davidson’s tenure, the Princeton Plasma Physics Laboratory made major advances toward harnessing fusion, which powers the sun.

Bleaching May Have Killed Half the Coral on the Northern Great Barrier Reef, Scientists Say
Current bleaching along the Australian reef is the most extreme ever recorded, although researchers say damage in the south appears to be less severe.

N.Y.C. Nature: Time for Horseshoe Crabs and the Shorebirds That Love Them
In late spring, the crabs return to shallow bays in and around New York to mate after a winter in deeper water. Birds that feast on their eggs wait hungrily.

Australia, Fearing Fewer Tourists, Has Chapter Taken Out of Climate Report
The report about the impact of climate change on dozens of World Heritage sites is missing a section on damage to the Great Barrier Reef.

Trilobites: Why Are Minneapolis and St. Paul So Nice? Maybe It’s the Parks
The Trust for Public Land ranked 100 urban parks systems around the country, from Minneapolis to Fort Wayne, Ind.

Report Warns of Climate Change Disasters That Rival Hollywood’s
A joint report released by Unesco, the United Nations Environment Program and the Union of Concerned Scientists detailed the threat climate change could pose to World Heritage sites on five continents.

Tornado Storms Through Kansas
At least one tornado touched down in central Kansas on Wednesday as severe weather swept through the area.

What in the World: Korean Words, Straight From the Elephant’s Mouth
While parrots are supposed to, well, parrot human speech, elephants aren’t. But don’t tell that to Koshik, an Asian elephant at a zoo near Seoul who can say at least five words.

Michael Mariotte, a Leading Antinuclear Activist, Dies at 63
Mr. Mariotte succeeded in preventing the repeal of a federal ban on interstate shipment of radioactive waste and barred the construction of new nuclear plants in Maryland and Louisiana.

Public Campaign Against Exxon Has Roots in a 2012 Meeting
A gathering held four years ago in California outlined tactics for taking on the fossil fuel industry, drawing lessons from the fight over tobacco.

Exxon Investors Seek Assurance as Climate Shifts, Along With Attitudes
A growing chorus of shareholders is worried the energy giant is not adequately preparing for tighter times in light of the Paris accord.

Tornado Sirens, an Old Technology, Still Play a Vital Role
Officials and enthusiasts believe the sirens continue to serve the public safety even with the rise of smartphones, social media and text alerts.

How Do You Move a City? Ask Kiruna, Sweden
It has nothing to do with climate change: The Arctic Circle city will be moved about two miles east so it doesn’t collapse into the mine underneath.

Opinion: Unplugging the Colorado River
Could the end be near for one of the West’s biggest dams?

New Solar Plants Generate Floating Green Power
So-called floatovoltaics are attracting international interest as a space-saving, high-efficiency alternative to land-based solar power plants.

Beyond Twitter, Donald Trump’s Views on Climate Change Are Unclear
Mr. Trump has mostly expressed his opinions on climate change and energy policy through Twitter messages. But more of his views are starting to emerge.

State Officials Investigated Over Their Inquiry Into Exxon Mobil’s Climate Change Research
Some members of Congress have demanded access to communications since 2012 between state attorneys general and climate change activist groups.

Australia to Lay Off Leading Scientist on Sea Levels
The scientist, John Church, confirmed that he was one of 275 scientists that an Australian science agency said would be dismissed.

Humans and Mastodons Coexisted in Florida, New Evidence Shows
The discovery of an unmistakable human artifact proves that humans colonized northern Florida by 14,550 years ago.

N.Y.C. Nature: When Caterpillars Move In, the Yellow-Billed Cuckoo Feasts
An upside to the onslaught of Eastern tent caterpillars, whose webby bivouacs festoon black cherry trees, is the chance to watch the birds that eat them.

Volcanic Eruption in Costa Rica
Infrared camera footage captured the Turrialba Volcano erupting on Wednesday. The volcano is located about 30 miles from Costa Rica’s capital, San José.

Europe Trails U.S. in Cutting Air Pollution, W.H.O. Says
Air quality readings from 3,000 cities in 103 countries found that more than 80 percent of people in those cities were exposed to dangerous particle levels.

Researchers Aim to Put Carbon Dioxide Back to Work
Scientists are working on ways to recycle and reuse carbon dioxide, rather than storing it underground, to fight climate change.

The Science of Fat: After ‘The Biggest Loser,’ Their Bodies Fought to Regain Weight
Contestants lost hundreds of pounds during Season 8, but a study of them helps explain why they could not keep all of that weight off.