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The Cool Down is mainstream America's guide to a cleaner, cooler future, making it easy for people from all walks of life to help themselves while helping the planet.
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- Aug 14, 2026earliest in window
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News
Tesla reminds Powerwall owners as 'super El Niño' looms: Storm Watch charges for outages
59+ min ago (470+ words) The automation can be especially useful when storms arrive quickly or when homeowners are away. Tesla is reminding Powerwall owners that one of the backup battery's most practical features could soon become much more important. As forecasters warn that El…...
Buyer eyes Facebook Marketplace solar kit to slash peak power bills, gets backfeed warning
1+ hour, 35+ min ago (411+ words) A solar panel kit on Facebook Marketplace may sound appealing to any homeowner focused on trimming electric bills, particularly during pricey evening rate windows. But after one man shared his plan to use plug-in solar to slash summer energy costs,…...
Homeowner's bill nearly tripled, and Tesla Solar users say the system works but service drags
1+ hour, 47+ min ago (423+ words) "I had TV and internet through the outage, and my fridge didn't spoil." A homeowner worried about soaring electricity bills and alarming online reviews of Tesla Solar turned to Reddit ahead of a scheduled consultation, questioning the trade-off many shoppers…...
China's EV battery recyclers run at full capacity as smelting demand rises
1+ hour, 59+ min ago (474+ words) "Recoveries of nickel and cobalt are up to over 99%." An unglamorous but important side of the electric vehicle boom is taking off. Used EV batteries in Yancheng, Jiangsu, are being dismantled and processed so valuable metals can be recovered and…...
Los Angeles environmentalists sue over $800 million hydrogen plan for city's biggest gas plant
3+ hour, 30+ min ago (672+ words) The facility may end up running only on natural gas. Los Angeles' biggest gas-fired power plant was supposed to be headed toward a cleaner future. Instead, the city's $800 million plan to add hydrogen-capable turbines at the beachside Scattergood Generating Station…...
Arkansas renter asks if DIY solar can beat $4,000 cost to hardwire power to pool
2+ hour, 23+ min ago (423+ words) "Just a free upgrade for my landlord." A renter in Arkansas looked at a solar installation from an unusual angle. Instead of focusing on whether panels would shrink a monthly bill, they took to Reddit to ask whether a DIY…...
Houston homeowner weighs heat pump swap for brutal heat, asks if TOSOT will hold up
2+ hour, 57+ min ago (503+ words) "Cooling performance is definitely the more relevant side of the equation." For one Houston homeowner dealing with brutal summer heat and rising utility bills, replacing their furnace and traditional air conditioner with a heat pump felt like a gamble. They…...
UK solar buyer adds third battery, asks if jumping from 8kW to 10kW inverter pays off
3+ hour, 8+ min ago (756+ words) "When we had ours installed the difference was about £150 (~$202 USD) no brainer." For homeowners investing in solar, battery storage, and an EV charger at the same time, one sizing decision can shape years of savings: Is an 8-kilowatt inverter enough,…...
Georgia homeowner told to check Tesla solar strings, roof wires, and Powerwall Wi-Fi info
4+ hour, 14+ min ago (635+ words) "Mine was just installed in NorCal and now they are telling me I need a transformer upgrade." A Georgia homeowner preparing for a direct Tesla solar installation got a flood of practical advice after turning to r/TeslaSolar for last-minute…...
Off-grid solar user in -20 F climate asks about 100-foot run, gets a clear answer: 'Run DC"
3+ hour, 52+ min ago (568+ words) "Wherever possible, you want to make your longer runs at higher voltages." In very cold regions, off-grid solar planning often comes down to where batteries can stay warm and how power should travel from a ground-mounted array. On Reddit, a…...