Hydropower is among the world’s largest sources of renewable electrical energy.

However final 12 months, climate situations induced hydropower to fall brief in a significant manner, with technology dropping by a report quantity. The truth is, the lower was important sufficient to have a measurable impact on world emissions. 

Complete energy-related emissions rose by simply over 1% in 2023, and a shortfall of hydroelectric energy accounts for 40% of that rise, based on a brand new report from the Worldwide Power Company.

Between year-to-year climate variability and local weather change, there may very well be rocky occasions forward for hydropower. Right here’s what we are able to anticipate from the facility supply and what it would imply for local weather objectives. Learn the total story.

—Casey Crownhart

This story is from The Spark, our weekly local weather and power e-newsletter. Enroll to obtain it in your inbox each Wednesday.

How reproductive expertise can reverse inhabitants decline

Again in October, we held a subscriber-only unique Roundtables dialogue on how improvements from the lab may have an effect on the way forward for households. Antonio Regalado, our biotechnology editor, sat down with entrepreneur Martín Varsavsky, founding father of fertility clinic Prelude Fertility, to discover the reason for plummeting delivery charges worldwide, and way more.

If you happen to missed it the primary time spherical, subscribers can watch a recording of the dialogue right here—and in case you’re not already a subscriber, why not turn out to be one?