The more I understand about the ecosystems that keep us alive, the more I see how fragile these complex networks are.
The lockdown has enabled us to discover that roads are less congested and the old rush-hour has given way to cleaner air and the sound of birdsong.
We must learn from this pandemic. Let this be our education, our new mindfulness.
Here's a picture of me with co-leader Jonathan Bartley at the Green Party of England and Wales Conference yesterday.