Will Planet Earth Pass a Dangerous Warming Limit by 2024?

On Science Revolution this week - Dr. Michael Mann is here on climate change & the west on fire. A new study showing planet earth may temporarily pass a dangerous 1.5℃ warming limit by 2024. This is a huge warning to us all. And former EPA official Dr. Mustafa Santiago Ali drops by warning us we risk creating a apocalyptic devastated planet. Attorney for Earth Justice, Bradley Marshall is here informing us about "Bomb Trains"- they've filed a legal challenge to stop them. In Geeky Science I'm looking at why the AstraZeneca Covid-19 vaccine study was put on hold. Stay tuned....