UC Davis researchers find adding crushed volcanic rock to farmlands can remove carbon dioxide from the air. This 'enhanced' rock weathering works even in dry climates. Disclaimer: AAAS and EurekAlert!
UNDO uses basalt in its application and has found that five tons of the crushed volcanic rock can draw down a ton of CO 2. Manley said basalt and other similar rocks are abundant and the low-tech ...
The dust is crushed basalt – volcanic rock which can be found in abundance ... BBC/Tern TV Beechgrove Garden presenter Jim McColl saw the practice being carried out in 2004 Ryan found out ...
You may think that pea gravel and crushed stone are the same, but that couldn't be further from the truth. Here are their ...