Using a new approach to measure chemical contaminants in polar bears, scientists found a large variety of new chlorinated and fluorinated substances, … [Read more...]
First tally of US-Russia polar bears finds a healthy population
The first scientific assessment of polar bears that live in the Chukchi Sea region that spans the US and Russia finds the population is healthy and … [Read more...]
Polar bears gorged on whales to survive past warm periods; won’t suffice as climate warms
A new study found that while dead whales are valuable sources of fat and protein for some polar bears, this resource will likely not be enough to … [Read more...]
Image from page 186 of “The voyage of the Why not?’ in the Antarctic; the journal of the second French South polar expedition, 1908-1910” (1911) – Penguins
Image from page 186 of "The voyage of the Why not?' in the Antarctic; the journal of the second French South polar expedition, 1908-1910" (1911) - … [Read more...]
Frigid polar oceans, not balmy coral reefs, are species-formation hot spots
Tropical oceans teem with the dazzle and flash of colorful reef fishes and contain far more species than the cold ocean waters found at high … [Read more...]
Traditional knowledge sheds light on changing East Greenland climate and polar bear hunt
Inuit polar bear hunters in East Greenland report changes to their subsistence hunting patterns as well as polar bear distribution and behavior due to … [Read more...]
Polar bears finding it harder to catch enough seals to meet energy demands
A new study finds polar bears in the wild have higher metabolic rates than previously thought, and as climate change alters their environment a … [Read more...]
New Eocene fossil data suggest climate models may underestimate future polar warming
A new international analysis of marine fossils shows that warming of the polar oceans during the Eocene, a greenhouse period that provides a glimpse … [Read more...]
Meet the Teen Who Snuck Aboard a Polar Expedition
The 17-year-old made increasingly daring attempts to join Richard Byrd’s 1928 Antarctic voyage. National Geographic News Click here to visit … [Read more...]
Polar bears’ declining mercury levels likely due to climate-related shifts
To understand how human activities are affecting the planet, scientists often study the health of animals in the wild. Now a new study finds that the … [Read more...]
