More Efficient Cooling: Defects in covalent organic polymers (COPs) drive sky-high refrigerant adsorption

https://www.pnnl.gov/news-media/avoiding-energy-cold-crunch-more-efficient-cooling

"In 2019, 8.5% of U.S. electricity consumption was from air conditioners... High-performance air conditioners could cut the energy demand for cooling in half... study... was selected as a HOT article and in the top 10% of publications in Angewandte Chemie... Some of the world’s big discoveries were made by accident, such as nylon, the invention of microwaves, or even shatterproof glass... More efficient cooling… by accident"

Related:

Greener Air-Conditioning for a Warmer World

https://www.pnnl.gov/news-media/greener-air-conditioning-warmer-world

Cool Story: Israelis Invent Electricity-Free Air Conditioner

https://unitedwithisrael.org/cool-story-israelis-invent-electricity-free-air-conditioner/

Propane — a solution for more sustainable air conditioning

https://iiasa.ac.at/news/aug-2022/propane-solution-for-more-sustainable-air-conditioning

See also: Could Propane Be the Secret to Greener Air Conditioning?

https://www.azocleantech.com/news.aspx?newsID=32134

Climate-friendly air conditioning inspired by termites

https://phys.org/news/2023-07-climate-friendly-air-conditioning-termites.html

Solid state cooling breakthrough