Clive Tesar's latest posts

Ecosystems may not think, at least not in the way that most people would recognize thinking, but people as essential elements of natural systems do think – and need to think more about how they affect natural systems, and how those natural systems in turn affect them back.

About eighty people from around the word gathered in a room in Reykjavik, Iceland last night, puzzling over where to put new ports and mines in the Arctic.

One constant in the world of bears is that people and bears are increasingly getting in each other’s way.

Polar bears don’t deserve their bloodthirsty reputation.

For people who have problems visualizing climate change, this is what it can look like in the Arctic – 35,000 walruses crowded onto an Alaskan beach, driven there by the loss of their preferred resting and feeding place on coastal ice.

I’m standing on metre-thick sea ice, about ten kilometres beyond the tip of Baffin Island in Canada’s Arctic.

A new report from the Arctic Council lays out what we know and what we don’t know about the effects of the ice shrinkage.

When we were approached by a photographer, wondering if we wanted to comment on a dead polar bear that he thought had starved, we were torn.

After six exciting weeks on board the Arctic Tern, the crew from the Last Ice Area exploration have finally arrived back on land.

From the iceberg to the glacier and back, from the iceberg to the glacier and back – for the past day and a half we made a groove in the ocean off Canada’s Ellesmere Island.