For example, you can also take a block of ice and grind it into tiny particles and use that to absorb methane.

FORBES: What Is Dry Water?

Scientists say these particles disturb the monsoon system and exacerbate the melting of snow and ice in the Himalayas.

BBC: South Asian bloc active at climate meeting

Dr Solomon discovered that chemical reactions destroy ozone on surfaces such as the ice crystals within high-altitude 'polar stratospheric clouds' as well as on other atmospheric particles high in the atmosphere.

BBC: News | Sci/Tech | Ozone hole reaches record size

About the same size as fine particles of cigarette smoke, the grains are made of silicate minerals and carbon-based materials coated with ice - principally water ice and frozen carbon monoxide.

BBC: University of Nottingham