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Climate Change

The US Senate this week ratified the Kigali Amendment that bans HFCs as refrigerants in air conditioning equipment.

Climate Change

Delegates from more than 150 countries met in Kigali, Rwanda’s capital, last week, to agree on a strategy for diminishing the worldwide use of...

Climate Change

Fortunately, some initiatives to force children to learn discredited science have failed in Montana, North Carolina, and Utah. In Indiana, new standards have strengthened...

Fossil Fuels

T&E President, Arie Bleijenberg, discusses.


As a resident of a condo without central air conditioning, I’ve been feeling the harsh effects of climate change, particularly during the sweltering summers....


Heat pumps are added to condos all the time, increase the sales value, can save you a bit of money in the wintertime, and...

Clean Power

US agencies are meeting expectations to release a slew of rules aimed at tightening reporting and procedural requirements to reduce national emissions. Several have...

Climate Change

“But everything that may someday be possible for many people, the solitary person can now, already, prepare and build with their own hands.” -...


A UN report says the ozone layer is getting thicker, thanks to cooperation by the world's nations. What lessons can we learn from that?


The next quadrant chart of sexy vs practical is in place, one on carbon drawdown from our overloaded atmosphere. It complements the ones on...


Advances in air conditioning are happening as we speak, as people search for ways to stay cool without spending a lot for electricity.

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