Explore the pivotal history of ozone layer depletion, from the groundbreaking 1974 research of Mario Molina and Sherwood ...

Focus Group Discussion (FGD) on Kigali Amendment and Mainstreaming Gender in Montreal Protocol was arranged by Montreal Protocol (MP), ...

A wearisome part of modern life is the incessant chants of “doomsday” from intellectual, academic, political, and media ...

Invisible to the eye but powerful in impact, HCFCs or hydrochlorofluorocarbons are chemicals once widely used to cool homes ...

From new technologies and sciences helping reduce harmful emissions to signs that the planet is healing, here are some of the ...

In the 1980s, scientists discovered a rapidly growing hole in the ozone layer. Unlike today’s climate crisis, governments acted fast and decisively. The Montreal Protocol banned the chemicals ...

1898 – New York, New York annexes land from surrounding counties, creating the City of Greater New York. The four initial ...

It wasn’t all doom and gloom in 2025. There were positive developments globally science and climate, in particular.

The closing of this year's ozone hole over the Antarctic continues the positive trend of smaller gaps in Earth's ozone layer ...

Immense progress in gene editing, drug discovery and conservation are just some of the reasons to be cheerful about 2025 ...

Congratulations to the green sea turtle, which is off the endangered species list as of 2025 thanks to a population rebound.

From iceboxes to intelligent systems, ACHR NEWS marks 100 years of documenting the people and technologies that shaped HVACR.