April 2010: Shekar Dattatri is a wildlife and conservation filmmaker. He has done what he can do to save tigers by producing one of the simplest, most direct and effective films on saving tigers in India. It is 40 minutes long, explains in an effective way, using some of the best tiger footage available in the world, what tigers need and what they do NOT need from humans.

Last December, the Copenhagen Climate Summit gave the heads of state supposedly negotiating a future climate-change treaty a clear-cut choice between short-term profits for the few and the long-term survival of practically everyone and everything. As I'm sure you'll recall, they chose the former.

Bill McKibben offers another compelling plot for this horror movie in his new book, Eaarth: Making a Life on a Tough New Planet.

For the last ten thousand years that constitute human civilization, we've existed in the sweetest of sweet spots.

Funded by concerned citizens and activists, ‘The Age of Stupid’ is a new, critically-acclaimed film by director Franny Armstrong.

It is 11 p.m. and I am fiddling with the DVD case. The title, ‘Monitoring Tigers and Their Prey’ is at once interesting and disheartening. While the golden eyes on the front cover are appealing, it is the fine print that is worrying.

 “In an age when it is not uncommon for ten people to stand together on the summit of Everest, it might seem that every corner of our crowded planet has been explored. But that is far from the truth. The highest peaks on earth are still unclimbed. We have little idea of where the world’s largest animal goes to breed and there are still thousands, maybe even millions, of animal species that remain undiscovered. All are hidden under the waves of the oceans.”

Leonardo DiCaprio’s new film, The 11^th Hour, takes the debate about global warming into a whole new orbit. The way to stop climate change, says the superstar environmentalist, is through social and political change. He speaks exclusively to Zac Goldsmith, Director, the Ecologist, U.K.