Animals
Emperor penguins are on the march — toward extinction
Along with Antarctic fur seals, these iconic birds, the largest of all penguins, are now endangered by their continent’s warming.
Climate
More Stories in Climate
- Oceans
The sea surface covered by seaweed is now as big as South America
The first global mapping of macroalgae blooms in the ocean, last year, reveals rapid growth and a new record for the area seaweed blankets.
- Ecosystems
The Okefenokee’s dark waters hold secrets about climate and more
This Georgia peat swamp’s vast stores of carbon and water are under threat from mining and pollution. Scientists and locals are fighting to protect it.
- Science & Society
Volcanic ash might have helped spread the Black Death to Europe
A volcanic eruption might have triggered events that led Italy to import grain — food that arrived in ships infested with plague-infected rats.
- Physics
Scientists Say: Equilibrium
This steady state may look like a total standstill, but it’s actually an equal opposition of forces.
- Climate
Microbes that dwell in tree bark devour major climate gases
Hidden in plain sight, this huge community of tree-bark microbes dines on gases — such as methane — that warm Earth’s atmosphere.
- Environment
Antarctica faces a green and weedy future
Warming is allowing alien species to invade a land that had been isolated for 30 million years. They now threaten local ecosystems unique to Antarctica.
- Climate
As winters warm, athletes must cope with harder snow and tricky ice
Ice arenas and artificial snow now dominate the winter Olympics. Athletes there — and everywhere — may need to adjust how they train and perform.
- Earth
Experiment: Weather and climate in your neighborhood
In this experiment, use historical weather data to investigate how weather and climate conditions have changed in your area over time.
- Animals
Polar bears leave thousands of tons of food scraps for other species
The new finding quantifies how much of polar bears' food goes uneaten. As these bears decline, Arctic scavengers risk losing a critical food source.
