global warming

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Amid 'Grim Global Outlook,' This Shark Species Thrives

Juvenile bull shark population off Alabama grew fivefold in past 20 years as water temps warmed

(Newser) - The frog hasn't noticed it's slowly boiling to death, and neither do bull sharks off the coast of Alabama, apparently. Or, if they do, they're going out with a bang, multiplying at a rate that has brought the juvenile population's numbers up fivefold over the past...

'Once-Unthinkable' Ways We Can Cool the Planet

Scientists are turning to solutions like mechanical trees and brightening clouds

(Newser) - Reversing course on climate change requires a global reduction in GHG emissions that we're just not keeping pace with—and per the Wall Street Journal , desperate times call for desperate measures, at least to some scientists. The urgency of the times has prompted them to think way outside the...

Climate Scientist: On a Scale of 1 to 10, We're at a 10

But after warmest February on record, we'll soon need a new scale, she says

(Newser) - The latest climate bulletin from the Copernicus monitoring service will not be a surprise to people in the Upper Midwest lamenting a " lost winter ." Copernicus says last month was the warmest February on record, the latest month in a record-breaking 12-month period that also includes the warmest June,...

This Grim Arctic Milestone Is Only Years Away
This Grim Arctic Milestone
Is Only Years Away
NEW STUDY

This Grim Arctic Milestone Is Only Years Away

Decades after its first 'ice-free' day, ocean could be mostly water for months and months

(Newser) - If the Arctic were a color, it would be white. But not for long, apparently. Scientists say to expect a "blue Arctic" in summer months within a decade as emissions from the burning of fossil fuels continue to warm the planet, melting Arctic sea ice . Researchers used climate models...

In a Place Famous for Winter, 'What If Winter Never Comes?'

Life is currently 'unrecognizable' in Wisconsin's Northwoods, where snow and ice have been sparse

(Newser) - Maple sugaring season has kicked off early in Wisconsin's Northwoods—great news for pancake lovers, but not-so-great news for this area and other parts of the Upper Midwest that are experiencing what the Washington Post calls a "lost winter."
  • What's going on: Warmer-than-usual temps in Wisconsin
...

Scientists Have New Climate-Change Warning: Locusts

Researchers say climate change will prompt more outbreaks of crop-destroying insects

(Newser) - Extreme wind and rain may lead to bigger and worse desert locust outbreaks, with climate change likely to intensify the weather patterns and cause higher outbreak risks, a new study has found. The desert locust—a short-horned species found in some dry areas of northern and eastern Africa, the Middle...

Scientists Followed 20 Polar Bears. Their Findings Are Grim

The creatures are starving as climate change causes ice melt and they can't access main prey

(Newser) - Imagine being a nursing mom who can't produce milk because you're starving, or trying to swim more than 100 miles after not eating for days. Those are just a couple of the scenarios Time notes are now plaguing polar bears in the Arctic as sea ice continues to...

In Latest Climate Report, a 'Warning to Humanity'

Earth hit threshold of 1.5 degrees Celsius over an entire year, with hottest January on record

(Newser) - World leaders walked away from the 2015 UN Climate Change Conference with the aim to limit global warming to 1.5 degrees Celsius above preindustrial levels to avoid the worst impacts of climate change. We've now hit that threshold over a yearlong period, European climate monitors announced Thursday. February...

Scientists Envision a Massive Space Umbrella

Idea is to protect us from the sun's solar radiation

(Newser) - Sometimes, proposals to keep the Earth cool are too complicated for non-scientists to understand. And sometimes, they're like this one: "the equivalent of a giant beach umbrella, floating in outer space." That's from the New York Times in its coverage of a proposal being floated by...

Greenland Ice Sheet Losing 30M Tons of Ice Per Hour

New study finds an increase to the amount previously estimated

(Newser) - A new study on Greenland's ice cap has disturbing implications: Researchers found it's losing more than 30 million tons of ice per hour, on average. That's a lot more than had previously been estimated, and it means more freshwater is going into the north Atlantic Ocean than...

John Kerry to End Tenure as Climate Envoy

Former secretary of state considers Biden's reelection key to climate battle

(Newser) - John Kerry has told President Biden he plans to resign as special envoy for climate—a job created for him— by spring. The former secretary of state and US senator told the president on Wednesday and his staff on Saturday, the New York Times reports. Kerry will instead work on...

Climate Researcher's Unusual Message: Hope

Dr. Hannah Ritchie says hypernegative messaging obscures real progress, and might even hinder it

(Newser) - How do we keep positive about the environment after the hottest year on record ? By focusing on wins, not climate change doom reports, says Dr. Hannah Ritchie, who spoke with the New York Times Magazine about her new book, Not the End of the World . In it, she makes...

On Climate Studies, Meet the 'Worst-Worst-Case Scenario'

Renowned scientist's new study warns that a feared acceleration of warming is already underway

(Newser) - As the world puts to bed the hottest year on record, the Washington Post calls attention to a study suggesting we haven't seen anything yet. The paper by renowned climate scientist James Hansen—the New York Times notes that it was Hansen's testimony before Congress 35 years ago...

At Climate Summit, a Record Number of Fossil Fuel Reps

Experts fear their influence at COP28 could block vital action on climate change

(Newser) - A record number of fossil fuel representatives are attending the ongoing United Nations climate summit, something experts fear could translate to a lack of progress toward curbing climate change. The Kick Big Polluters Out Coalition, comprising more than 450 groups working in environmental and climate action, analyzed a provisional attendance...

Peru Says More Than Half Its Glacier Surface Is Gone

In one mountain range, 99% of glacial surface has disappeared since 1962

(Newser) - Peru has lost more than half of its glacier surface in the last six decades, and 175 glaciers became extinct due to climate change between 2016 and 2020, Peruvian scientists from the state agency that studies glaciers said Wednesday, per the AP . "In 58 years, 56.22% of the...

12 Richest People Cause More Pollution Than 2M Homes

New Oxfam report points the finger at the 1% for more carbon emissions than poorest 2/3 of world

(Newser) - If you're feeling guilty that you haven't yet bought an EV or installed solar panels on your roof to cut down on your portion of greenhouse gases, you're (somewhat) off the hook—you can blame the 1% for a lot of that pollution. A new Oxfam International...

Climate 'Whisper' Now Will Soon Be a 'Roar'

So says lead author of new UN report on how we're closing in on blowing past global climate threshold

(Newser) - The globe is speeding toward 2.5 degrees Celsius to 2.9 degrees Celsius (4.5-5.2 degrees Fahrenheit) of global warming since preindustrial times, set to blow well past the agreed-upon international climate threshold, a United Nations report has calculated. To have an even-money shot at keeping warming to...

Humanity Is Facing 'the Ultimate Threat'
Humanity Is Facing
'the Ultimate Threat'
the rundown

Humanity Is Facing 'the Ultimate Threat'

National Climate Assessment shows need for 'transformative' change to reduce emissions

(Newser) - US greenhouse-gas emissions fell less than 1% per year on average from 2005 to 2019, a trend that is not going to cut it, according to the Fifth National Climate Assessment and first since 2018. Emissions need to decline more than 6% per year on average to prevent global warming...

With Temps in 2023, 'People Know That Things Are Weird'

Scientists at Climate Central report that last 12 months were likely hottest in 125K years

(Newser) - Don't feel like you've accomplished much over the last year? Check this off your list: "You've just lived through Earth's hottest 12 months on record." Not that anyone would want to put that on a T-shirt, but that's how the Washington Post describes...

Our Pace for Exceeding Climate Threshold Is Speeding Up
Progress in One Climate
Mission Hurts Another
new study

Progress in One Climate Mission Hurts Another

Study: Improvement in aerosol solution is actually making the world heat up faster

(Newser) - In a little more than five years—sometime in early 2029—the world will likely be unable to stay below the internationally agreed temperature limit for global warming if it continues to burn fossil fuels at its current rate, a new study says. The study moves three years closer the...

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