The European Space Agency's ERS-2 satellite concludes its three-decade-long mission. A physicist begins work on a giant space parasol to cool our planet. Plus, the proposal for a global observation system to monitor Earth's changing ecology. Also, the unexpected threat space poses to our gut microbiome.

Sources:
https://www.ndtv.com/science/european-space-agencys-ers-2-satellite-concludes-its-three-decade-long-mission-5104973
https://www.israel21c.org/physicist-begins-work-on-giant-space-parasol-to-cool-our-planet/
https://www.theguardian.com/environment/2024/feb/22/taking-the-pulse-of-the-planet-how-monitoring-nature-from-space-could-keep-earth-healthy
https://www.sciencealert.com/space-could-pose-an-unexpected-threat-to-our-gut-microbiome-scientists-discover

Outline:
(00:00:00) Introduction
(00:00:41) European Space Agency's Satellite Concludes Its Three-Decade-Long Mission
(00:03:27) Physicist begins work on giant space parasol to cool our planet
(00:06:49) ‘Taking the pulse of the planet’: how monitoring nature from space could keep Earth healthy
(00:10:18) Space Could Pose an Unexpected Threat to Our Gut Microbiome, Scientists Discover