Global Warming

Los Angeles recently appointed its first-ever chief heat officer.

Los Angeles Becomes Latest City to Hire 'Chief Heat Officer'

As temperatures rise, these new leaders in L.A., Miami and Phoenix are trying to reduce heat-related deaths and hospitalizations

A polar bear on glacial ice in southeast Greenland. 

A Clever Population of Polar Bears Survives on Glacial Ice in Greenland

The genetically distinct group of predators uses calved ice to hunt seals when the sea ice has melted

The leather sandal's owner likely wore it with wool wrappings or socks made out of fabric or animal skins.

Cool Finds

Melting Ice in Norway Reveals 1,700-Year-Old Sandal

An ancient traveler likely discarded the worn-out leather shoe as rubbish around 300 C.E.

Scientist Rebellion protesters in Berlin, Germany

Scientists Stage Worldwide Climate Change Protests After IPCC Report

Over 1,000 scientists from 25 countries took part in the Scientist Rebellion’s demonstrations last week

Jaenschwalde Power Station, a brown coal power plant in Germany.

To Prevent Catastrophic Damage by 2100, Climate Experts Warn 'It's Now or Never'

The Intergovernmental Panel on Climate Change states deep and rapid cuts to greenhouse gases are needed by 2025 to avoid an 'unlivable world'

Wildfires blazed through Big Sur in January 2022.

We Are Changing Climate Faster Than We Can Adapt, New IPCC Report Warns

Despite the 'irreversible' impacts of a warming planet, scientists emphasize there is still time to act

Several Gulf Coast cities including Pensacola, Florida suffered flooding from storm surges and heavy rainfall during Hurricane Sally in September 2020.

Sea Levels Will Rise One Foot Along U.S. Coasts by 2050

Some regions could see as much as seven feet of sea level rise by the end of the century if greenhouse gas emissions aren't curbed

Antarctic pearlwort (pictured) , grew and spread five times faster between 2009 and 2018 than growth rates observed between 1960 and 2009

 

Warming Temperatures Are Turning Antarctica Green

Native flowering plant species grew faster and more densely in the last decade than in the previous 50 years combined

Gentoo penguins may become more numerous in parts of Antarctica that were once too icy for the temperate birds. 

New Antarctic Penguin Colonies Discovered Farther South Than Normal

As the climate warms, gentoo penguins are expanding to habitats that were previously too icy for them to raise chicks

Scientists identified a link between the severity of air pollution events and the amount of land that burned in nearby regions in the preceding week.

Health Risks of Smoke and Ozone Rise in the West as Wildfires Worsen

High levels of two dangerous pollutants are occurring with increasing frequency, researchers say

The Arctic is heating up twice as fast as the global average, leading to melting permafrost and raging peat fires.

United Nations Confirms Hottest Temperature Ever Recorded in the Arctic

The record-breaking heat of June 2020 rings climate change 'alarm bells,' the World Meteorological Organization warns

An increase in rainfall could create a feedback loop that leads to more warming, the study authors conclude.

The Arctic Could Be Dominated by Rain Instead of Snow Within Decades

New research suggests that the transformation may happen faster than anticipated

Artists paint a mural near the Scottish Events Centre, which will be hosting the Climate Summit starting October 31 in Glasgow, Scotland. 

Five Important Questions About COP26 Answered

Representatives from nearly 200 nations are expected to meet and report on climate change promises made in the Paris Agreement

Enticed by a sweet treat, a cow learns to use the "MooLoo," a latrine for cattle, where excrement can be collected. The only question is: can this technique work on a larger scale?

Researchers Potty Trained Young Cows, a Promising Measure to Reduce Greenhouse Gases

One cow pees up to eight gallons a day; training them is easy, and capturing and treating the waste could make a difference

Orca will be able to capture the equivalent of the annual emissions made by 790 cars.

Innovation for Good

World's Largest Carbon Capture Plant Opens in Iceland

'Orca' will use geothermal energy to pull thousands of metric tons of carbon dioxide out of the atmosphere and pump it underground

Smooth pearls in the shape of orbs and ovals are usually created by bivalves, like mussels, in pearl farms. As with all gems, the less blemishes they have, the more valuable they are.

Smithsonian Voices

The True Story Behind How Pearls Are Made

Mollusks create these shiny gems, but that biological process could change as Earth’s waters warm

The fungus Hemileia vastatrix strikes a plant on a coffee farm in Aquires, Costa Rica.

New Study Shows Climate Change May Increase the Spread of Plant Pathogens

Models suggest that higher latitude crops will experience higher infection rates and a greater number of threats

From the surface, the havoc caused on a coral reef by a layer of low-oxygen water was barely evident.

Smithsonian Voices

Watch What Happens When a Coral Reef Can't Get Enough Oxygen

In September 2017, divers observed a massive "dead zone" rising to envelop Caribbean coral reefs in Bocas del Toro, Panama

Hurricane Elsa before downgrading to a tropical storm near Barbados

Hurricane Elsa's Early Arrival Could Mean a Busier-Than-Usual Storm Season in the Atlantic

Following Elsa, the fifth hurricane so far, experts now forecast at least 20 named tropical storms and nine named hurricanes in total

A healthy crop of mussels lines the coast, exposed during low tide. Mussels will split open when they overheat, such as in June's heat wave.

Pacific Northwest and Canada's Crushing Heat Wave Cooks Millions of Sea Creatures

The estimated death toll could be more than a billion

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