Pandemic Complicates Preparations for COP26 Climate Summit

The United Nations event, known as COP26, will be one of the largest international gatherings during the Covid-19 pandemic. Challenges abound.

Climate Change Is Devastating Coral Reefs Worldwide, Major Report Says

The world lost 14 percent of its coral in just a decade, researchers found.

Trams, Cable Cars, Electric Ferries: How Cities Are Rethinking Transit

Urban transportation is central to the effort to slow climate change. It can’t be done by just switching to electric cars. Several cities are starting to electrify mass transit.

Global Natural Gas Crunch Roils Consumers and Industry

Rising demand for the fuel is sending electricity bills soaring and forcing factories to shut down.

Opinion | What’s the Least Bad Way to Cool the Planet?

Pretending that climate change can be solved with emissions cuts alone is a dangerous fantasy.

Senate Confirms Biden’s Pick to Lead the Bureau of Land Management

After a party-line vote, Tracy Stone-Manning became the leader of an agency that manages oil and gas drilling on public lands.

In Your Facebook Feed: Oil Industry Pushback Against Biden Climate Plans

The messages take aim at Democrats by name as part of a broad effort to undermine landmark climate legislation that now hangs in the balance in Congress.

Opinion | We’re Living Through One of the Most Explosive Extinction Episodes Ever

The growing damage to the world’s biodiversity presents dire risks to human societies.

Biden Administration Restores Bird Protections, Repealing Trump Rule

The Trump-era rule protected oil, construction and other industries from liability if they killed or injured birds while doing business.

The C.E.O. Other C.E.O.s Turn to for Advice

Rich Lesser, who has run Boston Consulting Group for eight years, is stepping down at a moment of enormous change.

Volcanic Eruptions Helped Dinosaurs Dominate Planet Earth

Massive eruptions transformed the climate in the Triassic era, creating the conditions in which dinosaurs diversified into many more species.

Ahead of German Election, Hundreds of Thousands Demand Climate Action

Protests took place worldwide, but those in Germany had heightened urgency amid calls for the next government to do something about climate change.

The Cost of Insuring Expensive Waterfront Homes Is About to Skyrocket

New federal flood insurance rates that better reflect the real risks of climate change are coming. For some, premiums will rise sharply.

Biden Administration Makes First Major Move to Regulate Greenhouse Gases

The Environmental Protection Agency issued a regulation on Thursday to sharply reduce the use of hydrofluorocarbons, which are widely used in air-conditioning and refrigeration.

The E.P.A. issues a regulation that will sharply reduce the use of HFCs, a powerful driver of climate change.

The Environmental Protection Agency is expected to issue a final regulation on Thursday morning that will slash the use of hydrofluorocarbons, widely used in air-conditioning and refrigeration.

Here’s What’s Behind Europe’s Surging Energy Prices

Britain and the rest of Europe are watching natural gas prices and utility bills soar, and Russia is coming under pressure to provide more gas.

The E.P.A. issues a regulation that will sharply reduce the use of HFCs, a powerful driver of climate change.

The Environmental Protection Agency is expected to issue a final regulation on Thursday morning that will slash the use of hydrofluorocarbons, widely used in air-conditioning and refrigeration.