Chris Duffy

And is there a way that a healthy planet can coexist with a healthy global economy?

If you're looking for more business plans that don't make as much sense as they should, let me tell you about how we fund podcasting.

It is through ads and we are going to take a break for some right now.

We'll be right back.

Genomics pioneer Robert Green says many parents want their healthy newborn's DNA screened for diseases that may or may not show up later in life.

The debate over revealing the secrets in babies' DNA.

That's next time on the TED Radio Hour podcast from NPR.

Subscribe or listen to the TED Radio Hour wherever you get your podcasts.

We're talking with Bill McKibben about environmentalism and the fight against climate change.

I want to go back to something you said earlier, which is that one of the really important parts for you in doing this work is having a connection to nature and to what you're fighting for.

Where do you get that connection?

How can a person who's not an acclaimed writer and environmentalist do their own version of bearing witness to the earth?

All you have to do is

That gives me a lot of hope.

What are some things that make you hopeful about the possibility of tackling climate change?

It's interesting to hear you say the part about the big brain, because I do feel like there's a subset of people, at least that I hear from sometimes now, who seem to think that we can continue to live exactly the way we're living now and that there will be some.

to be determined, as yet unknown, giant technological breakthrough that will allow us to just keep doing exactly what we do and not have any other negative effects.

That's actually the same for me, too.

The solar panels on my roof here are powering both ends of this conversation are being powered by solar at this moment.

There you go.