I pledge the same except.... I can't get out of leading an international field class. I helped inspire my department to radically cut long haul field classes and so half travel emissions across teaching programmes, but somehow I end up on the one long haul class remaining.

And what are we made of? Where does the energy for keeping on being and doing everything we do come from? And all the products we use? And..

Truly bizarre that a top science journal can't recognise the total dependency of all human existence on the ecological processes and co-dependencies we share with the rest of life.

Any in the middle of the peak district in need of one more wanderer?

So many about where I live, but when there's a vehicle I'm generally too busy getting on to or off the tiny scrap of steep verge to snap a photo..

I think it was streamed, but haven't heard of it having been recorded.

Thanks, signed and shared. I sat in an NGO policy meeting on the badger cull 25 years ago and the policy ambivalence between a totemic issue for cattle farmers and lack of scientific evidence that it makes any systematic difference was clear then.