At first glance, Valhalla, an unexpected and imaginative film from Sweetgrass Productions, seems to offer a glimpse into the alluring world of warm-weather forest skiing.

BBC: Downhill skiing �C without snow?

They listen like children, entranced, as if any glimpse of a world elsewhere, especially a warm one, were a blessing.

NEWYORKER: Miles To Go

Exploring and colonizing Mars can bring us new scientific understanding of climate change, of how planet-wide processes can make a warm and wet world into a barren landscape.

CNN: Commentary: Let's aim for Mars

My aim is to try and play the first warm-up game of the World Cup which is still two and a half to three weeks away.

BBC: England call up Liam Plunkett as cover for ODI

That appeared to be the elegiac theme of their final chapter: a warm acknowledgment by us, to whom they gave a better world, that we understood and honored their steadfastness -- that we appreciated and were moved by the uncomplaining way they had made it through their hardest years.

CNN: Commentary: We owe oldest Americans an apology

The World Cup, co-hosted by India, Sri Lanka and Bangladesh, begins on 19 February after a week of warm-up games.

BBC: Cricket World Cup: ICC admits Sri Lanka venues delay