We will either defend the rights of people and the earth, and for that we have to dismantle the rights that corporations have assigned to themselves, or corporations will in the next three decades destroy this planet, in terms of human possibilities.

That amazing power of being able to stand with total courage in the face of total power and not be afraid. That is stri shakti.

The people who see the population explosion in the Malthusian way - as a geometric progression - forget that population growth is not a biological issue. People are not increasing in numbers out of stupidity and ignorance. Population growth is an ecological phenomenon linked very intimately to other issues, such as the usurpation of the resources which allow people to live.

Gandhi’s idea of swadeshi—that local societies should put their own resources and capacities to use to meet their needs as a basic element of freedom—is becoming increasingly relevant. We cannot afford to forget that we need self-rule, especially in this world of globalization.

I saw brilliant ideas coming out of the [Chipko] movement that needed better articulation, that needed elaboration and systematic analysis. I just followed that and it's been very exciting.

My travels through physics really are the same urges that make me travel through ecology. They are not really different, except that there is an added dimension of seeing ecological destruction and seeing the very life-support system that makes us survive on this planet being destroyed. That makes me do more than just inquire; it compels me to act and to intervene.

One particular spark was when I went back to my favorite spot in the mountains where my father always used to take us before my graduate studies in Canada and finding that the stream I had gone swimming in wasn’t there. The forest had been converted into an apple orchard with World Bank financing. The entire place, literally, had changed.