Category Archives: Geo-engineering

There may be limits to the ocean’s uptake of CO2 via alkaline rocks

Hi all, I just deleted a post that may have been wrong. It seems there might be limits to how much CO2 the ocean can trap by the particular geoengineering approach I was discussing, which is using ground up alkaline … Continue reading

Posted in Geo-engineering, Ocean | Leave a comment

Lunar city to save us from climate change?

What about solving climate change by building an industrial city on the moon? A good lunar city could use solar power to launch PowerSats via maglev railgun into orbit around the Earth to power the world from abundant RELIABLE solar … Continue reading

Posted in CLIMATE & CONSERVATION, Geo-engineering, Industrial Ecosystems, Sci-Fi, Solar, Space | Leave a comment

Water box grows trees in desert

This water-box extracts dew from the night time air and siphons it down underground where it will slowly release it to plants. They’ve used it in Dubai to help saplings grow where there is 50C days, sand storms, and camels! … Continue reading

Posted in Biochar, Conservation: saving life, Food & Farming, Geo-engineering | Leave a comment

Naomi Klein makes me angry, again!

First of all, she’s anti-nuclear. Enough said. But today is about the oceans. Geo-engineering, or sequestering CO2 by tipping iron dust into the ocean, is bad as well, according to Klein. She doesn’t spell out why it is bad: the … Continue reading

Posted in Food & Farming, Geo-engineering, Ocean | Leave a comment

Geoengineering too expensive at $200 billion

I was over on this Next Big Future thread where Geoengineering came up. That’s the idea that, since we’re failing to reduce Co2 emissions by moving to clean coal, we may as well try and count the cost of other … Continue reading

Posted in Geo-engineering | 1 Comment