We've put a hit on the system and we are in the midst of a grand global experiment. We will have to live with the outcome.

The changes we've seen in the Arctic over the past few decades are nothing short of remarkable.

We keep looking for the ice to recover, but it isn't. Unless conditions turn unusually cold this spring and summer, we may be looking at sea ice losses in 2006 that will rival what we saw in 2005.

What you're starting to see is the greenhouse effect starting to emerge.

Something has fundamentally changed here, and the best answer is warming.

Luke is nursing a calf injury, but we will monitor his situation closely,