Recycling & Circular Economy

U.S. PET Bottle Recycling Rate Falls to 29% as Recycled Content Hits Record

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NAPCOR’s 2025 report puts the U.S. PET bottle recycling rate at 29%, down from 30.2%, while recycled content in bottles hit a record 22.9%.

Green Technologies

Disadvantages of Renewable Energy: 7 Real Problems and How Much They Matter

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The disadvantages of renewable energy include variable output, grid bottlenecks, land use, wildlife and mineral impacts. See 7 cons, 5 pros and U.S. data.

Green Technologies

Is Oil Renewable? No, and Here Is Why It Runs Out

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No, oil is not renewable: it formed from marine organisms over millions of years. See how oil forms, how much the U.S. has and which fuels are renewable.

Renewable & Clean Energy

Duke Energy Florida Files Plans for 4 Solar Sites Totaling 300 MW

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Duke Energy Florida filed plans for four solar sites adding 300 MW by mid-2028 and estimates $1 billion in lifetime customer savings from lower fuel costs.

Electric Vehicles

Ford Says 2021 Mustang Mach-E Batteries Keep 92% Health After Five Years

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Ford fleet data on more than 36,000 Mustang Mach-E SUVs from 2021 shows average battery health of 92% after five years, with 95% of cars between 87% and 97%.

Green Technologies

How Much Does a Solar Water Heater Cost? Prices, Savings and Payback in 2026

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A solar water heater costs about $3,000–$10,000 installed, and a pool system $2,500–$4,000. See prices by type, yearly savings and payback without 25D.

Green Technologies

5 Best Solar Water Heaters for Homes, Pools and Off-Grid Showers

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The best solar water heaters on Amazon: an evacuated-tube home kit, a DIY collector, two pool heaters and a camp shower, with sizing and freeze rules.

Sustainability News

Global Fossil CO2 Emissions Set to Fall 0.4% in 2026, Report Finds

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The Global Carbon Budget 2026 projects fossil CO2 emissions will dip 0.4% in 2026, with U.S. emissions down 1.3% as coal use falls.

Renewable & Clean Energy

Senate Votes 73-25 to Advance Bipartisan Energy Permitting Bill

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The Senate voted 73-25 on November 9, 2026, to take up a bipartisan permitting reform bill covering energy projects, power lines and data centers.

Green Technologies

Vertical Axis Wind Turbines for Home: How They Work and Whether They Are Worth It

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How vertical axis wind turbines work, Savonius vs Darrieus designs, what field trials show about rooftop output, and when a home VAWT makes sense.