Environment: Latest Financial Topics from The New York Times

Wait, What’s That Noise? Cicadas, the New Batch, to Sound Siren Song in 5 States
Everything you need to know about the insects set to ascend from the ground after 17 years and seek mates with singing that sounds like a tiny maraca.

China Curbs Plans for More Coal-Fired Power Plants
The country, the world’s biggest emitter of greenhouse gases, halted plans for new coal-fired plants and postponed building of some already approved.

Gorillas in Danger of Extinction
The population of the world’s largest primate, the Grauer’s gorilla, has plummeted 77 percent over the last 20 years, with fewer than 3,800 remaining.

Walter Kohn, Nobel-Winning Scientist, Dies at 93
A chemist and physicist who fled Nazi-occupied Vienna as a child and built a distinguished academic career in the United States, becoming an American citizen in 1957.

Carbon Pricing Becomes a Cause for the World Bank and I.M.F.
To ensure that the Paris agreement on climate change works, two global lenders have begun pressing national governments to ensure that polluters pay for the carbon dioxide they emit.

Opinion: Lessons From Underwater Miami
Clues to the future from an era when hippos splashed in the Rhine.

Mushroom Suits, Biodegradable Urns and Death’s Green Frontier
A growing number of products rely on sleek design and online publicity to get people comfortable with an environmentally friendly death.

Trilobites: Celebrate Earth Day With a 4,800-Year-Old Tree (If You Can Find It)
The exact location of Methuselah, a Great Basin bristlecone pine commonly known as the world’s oldest tree, is kept a secret.

Letter of Recommendation: Letter of Recommendation: AstroTurf
It remains an object strangely out of time, like a souvenir from an era when the domestic aesthetic was all ersatz nostalgia.

Leaders Roll Up Sleeves on Climate, but Experts Say Plans Don’t Pack a Wallop
Unless countries develop more ambitious plans, they say, the world could suffer profound consequences, including debilitating heat waves, food shortages and fast-rising seas.

William M. Gray, Hurricane Predictor and Climate Change Skeptic, Dies at 86
Dr. Gray aggregated measures of atmospheric conditions, water current and water temperature to predict the number and intensity of tropical storms.

2016 Already Shows Record Global Temperatures
A report shows that it has been the hottest year to date, thanks to both climate change and El Niño.

Calls for Shipping and Aviation to Do More to Cut Emissions
Left out of the Paris climate agreement, which is to be signed at the United Nations this week, the two industries nonetheless face pressure to be greener.

Farmers in Arid India Share Camps With Their Cattle
In a nation where cows are both sacred and essential, camps have been set up to preserve them in a drought. But instead of dropping them off, the owners are staying.

Controlled Burn on the Rio Grande
One of the only ways to remove giant cane on the Rio Grande in Big Bend National Park in Texas is by intentionally burning it. A group of American and Mexican firefighters burned 110 acres of it in a remote stretch of the border, as part of a river conservation project.

Crabs Swarming on the Sea Floor
Thousands of red crabs swarmed the ocean floor off the coast of Panama.