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100 Countries Push to Phase Out HFCs

100 Countries Push to Phase Out HFCs

A loose coalition of more than 100 countries, including the U.S. and European nations, is pushing for an early phase-out of hydrofluorocarbons (HFCs), a powerful greenhouse gas that if left unchecked is set to add a potentially disastrous 0.5°C to global temperatures by the end of the century. At a meeting in New York on Thursday, world leaders ca… Read More

Greenland is Losing More Ice Than Scientists Thought

Greenland is Losing More Ice Than Scientists Thought

Bad news keeps flowing for the icy landscapes of the world. Rising temperatures are melting ice and sending it to the ocean, a process that is pushing sea levels higher and altering the landscape at both poles. The latest news comes from Greenland, where researchers have used high-tech satellite and GPS measurements to see how much mass the ice … Read More

Obama Just Tied Climate Change to National Security

Obama Just Tied Climate Change to National Security

On Wednesday, President Obama took another step toward securing his climate legacy. This time his focus wasn’t on energy, public lands or international diplomacy. It was on national security and making sure the U.S. military is prepared for a more unstable future. The White House published a presidential memorandum setting up a timetable for more … Read More

UN Climate Pact Moves Closer to Taking Effect

UN Climate Pact Moves Closer to Taking Effect

A slew of documents filed by national representatives on Wednesday thrust the new UN climate treaty closer to taking effect — a “hairbreadth” away, as Maldives foreign minister Mohamed Asim put it in a statement. But it’s not quite there yet. During meetings in France in December, nearly 200 countries agreed to take steps to fight global warming u… Read More

When it Rains it Pours, and Sewage Hits the Fan

When it Rains it Pours, and Sewage Hits the Fan

Record rainstorms across the U.S. in the past year have continued to make national news, causing billions of dollars of flood damage and killing dozens. But what has barely made headlines are that these floods often cause massive overflows of untreated sewage into streams, rivers, bays, canals, and even streets and homes. Climate Central has… Read More

This is What Climate Change Sounds Like, in D Minor

This is What Climate Change Sounds Like, in D Minor

Despite spending countless hours of her PhD at Stanford making site visits to remote stretches of Alaska, pouring over yellow cedar measurements and photos and ultimately publishing her findings, Lauren Oakes was about to experience her data in a new way. Driving for a weekend trip to the Sierras, she turned the volume way up in her car and hit … Read More

Streak of Record-Hot Temps Adds Another Month

Streak of Record-Hot Temps Adds Another Month

The unprecedented streak of record-hot months that the world has experienced over more than a year just tacked on one more month: Data released Tuesday by the National Oceanic and Atmospheric Administration showed last month was easily the hottest August on record. That makes 16 straight record-hot months, unparalleled in NOAA’s 137 years of record… Read More

3 Ways Trump Could Abandon the Paris Climate Pact

3 Ways Trump Could Abandon the Paris Climate Pact

The possibility that a climate science denier could soon become America’s president is serving as an urgent motivator for diplomats gathering in New York this week for United Nations meetings. Donald Trump, the Republican presidential nominee, has called climate change a “hoax” and said that as president he would “cancel” the UN’s new climate pact… Read More

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Arctic Sea Ice: Heat Shield Arctic sea ice acts like a heat shield, reflecting most of the sun's energy.

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