Wed. 01/05 - The Climate Emergency: Reasons to Hope
Cool Stuff Daily
Reggie Risseeuw and Marques Pfaff
4.6 • 739 Ratings
🗓️ 5 January 2022
⏱️ 18 minutes
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| 0:28.7 | welcome to the cotkey ride home for for Wednesday, January 5th, 2022. |
| 0:40.6 | I'm Jackson Bird today. |
| 0:43.1 | Gravity as a possible solution to one major drawback of wind and solar power and reasons to be cautiously optimistic about our prospects for the climate overall. Plus, the link between physical |
| 0:57.0 | strength and mental health and the CDC's zombie preparedness guide. Here are some of the cool |
| 1:04.0 | things from the news today. Electricity production and heat make up 25% of all global greenhouse gas emissions. And as we |
| 1:15.6 | attempt to decarbonize things like heating and vehicles, it'll make up even more. So figuring out a way |
| 1:21.8 | to decarbonize electricity itself is crucial. But it's also pretty tricky. |
| 1:29.4 | Quoting a recent article in Wired, |
| 1:35.9 | grids with a high percentage of wind and solar power are susceptible to sudden swings in electricity supply. When the skies darken or the winds grow calm, that electricity generation simply disappears from the grid, |
| 1:42.4 | leaving utilities to plug the gap using fossil fuels. |
| 1:45.9 | The opposite situation poses problems, too. Around 32% of California's electricity is generated from |
| 1:52.1 | renewables, but on cool spring days when the skies are clear and the winds steady, this can |
| 1:57.4 | spike to almost 95%. Unfortunately, solar power peaks at around midday, |
| 2:03.4 | hours before electricity demand reaches its highest level, as people return home from work, |
| 2:08.4 | crank up the air conditioning, and turn on the TV. And since solar power isn't generated |
| 2:12.8 | late in the evening, this peak demand is usually met by gas power plants instead. All of these problems are |
| 2:19.9 | down to a fundamental quirk of electricity. It is impossible to store. A spark of electricity |
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