human impact quotes

Leave it as it is. The ages have been at work on it and man can only mar it.

The threat to the planet is us. It’s actually not a threat to the planet – it’s a threat to us.

I really wonder what gives us the right to wreck this poor planet of ours.

There are two problems for our species‘ survival – nuclear war and environmental catastrophe – and we’re hurtling towards them. Knowingly.