October 03, 2022

Why I’m no longer lonely as a pro-science environmentalist

“We love wild nature, but we hate poverty. We believe in democracy, in freedom, and in progress. We follow the science, and will change our minds again when science demands […]

July 13, 2022

5 ways to face down Putin’s food blackmail tactics

As the Ukraine war grinds on, Russia’s president Vladimir Putin has turned to a new tactic — trying to blackmail the world with food. By blockading Ukraine’s Black Sea ports […]

May 13, 2022

UKRAINE ENERGY SOLIDARITY PLAN: How we can stop funding Putin’s war machine

The brutality of Vladimir Putin’s war on Ukraine has shocked the world. The Russian dictator is now formally accused of war crimes by the United States, and sanctions have been […]

April 13, 2022

Could humans survive a full-scale nuclear war? What the science says

The world is therefore arguably now closer to nuclear conflict than at any time since the 1962 Cuban Missile Crisis. So what would a full-scale nuclear exchange look like in […]

January 13, 2022

Clock is ticking in race to slow carbon dioxide emissions, scientists warn

If any single illustration best highlights our climate predicament, it is probably the Keeling Curve. Now scientists are warning that time is running out to reverse its steep upward trend. […]

October 29, 2021

COP26: Crunch time for the climate

It’s the last chance for the climate. Of course, this is said before every annual COP, but for COP26, which starts this weekend in Glasgow, it really is the case. […]

October 25, 2021

COP26 climate change summit: Here’s what each degree of global warming would mean for the planet

It has become something of a cliché, in advance of each annual climate summit, to say that it represents the “last chance to save the climate” or somesuch. For COP26 […]

October 20, 2021

Greater than 99% consensus on human caused climate change in the peer-reviewed scientific literature

The scientific consensus that humans are altering the climate has reached 99.9%, according to a paper of which I was lead author, published in the journal Environmental Research Letters. Here’s […]

October 20, 2021

Forget net zero – let’s have a ‘fossil freedom day’

So what might be a COP26 climate emergency target that we actually could meet? My suggestion is extremely simple: we set a date for the worldwide exit from fossil fuels, […]

June 30, 2020

Saved by the pandemic?

By an extremely fortunate coincidence, the world urgently needs to invest trillions of dollars in decarbonization just when the global economy equally urgently needs a huge stimulus to get people […]