Hello everyone and welcome to Amunpur. Here's what's coming up.

The science are unmistakable. The science is undeniable.

Our special Earth Day program, I talk to UN Climate Chief Patricia Espinoza

about new pledges and what it really takes to go green.

Then, you don't lead with the gloom and doom and you don't beat people

over the head. You draw them in, you say, you know, come on on this journey, let's meet some friends.

From Avatar to the Titanic. friends.

From Avatar to the Titanic to Wales, acclaimed director and environmentalist James Cameron joins me on a deep dive into the lives of these complex ocean creatures.

Plus, the politics of climate change from Nixon to now.

Somehow Republicans have migrated away from being concerned about the environment and

you know they need to get back to it.

Former Ohio Governor John Kasek tells Walter Isakson how to get through to his own party on this global emergency.

And finally, we meet Jerome Foster, 18 years old and a member of the White House Environmental Justice Advisory Board. Welcome to the program everyone. I'm Christina Manpur in London. Look at this

image, children and adults wearing masks on the streets. It could be from today

but it isn't. It's from 1970, it's on the streets of New York and it's on the very first Earth day.

Now, 51 years later, the calls to protect our planet from calamity are ever more urgent.

This morning President Joe Biden hosted a virtual summit to address the climate emergency

with more than 40 world leaders and Biden pledged to cut American greenhouse gas emissions by half by

2020.

The United States sets out on the road to cut greenhouse gases in half, in half by the end of this decade.

We in India are doing our part.

Poor countries have historically contributed least to global emissions.

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