Category Archives: Conservation: saving life

Hydro power drives species extinction and moved 40 million people

One of the reasons I can’t sign off on wholesale adoption of on-river hydropower as a battery to ‘firm’ a 100% renewable grid is that it is just too destructive. We need to address climate change, but not destroy the … Continue reading

Posted in Conservation: saving life, Storing energy | Leave a comment

Fix the ocean and trap carbon for $10 per ton CO2?

I love this clever 4 minute youtube video. There may be limits of this technology’s ability to pump olivine into the oceans and be effective at trapping CO2 – some papers suggest about 9% of our annual output. But at … Continue reading

Posted in Conservation: saving life, Food & Farming, Ocean | Leave a comment

While I love a steak, we need to eat more veggies.

This graph shows that land is only 29% of the surface of the earth, habitable land only 71% of the land (rest is glaciers and barren), and of that 50% is used for agriculture, 37% used for forests, and 11% … Continue reading

Posted in Conservation: saving life, Food & Farming, Pollution, Water | Leave a comment

Drones to reforest logged areas fast and cheap?

I love this. One drone can plant as many seeds as 10 people, and one pilot can control 10 drones. This means one person doing the work of 100 seed planters – and the drones are firing a diverse selection … Continue reading

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Great — ocean acidification has it’s own feedback loop that can cascade out of control.

Long story short — as CO2 adds to ocean acidity, it eats at various carbon deposits already in the oceans and makes the ocean more acidic. If we push it too far, various tiny shelled critters cannot make a strong … Continue reading

Posted in CLIMATE & CONSERVATION, Conservation: saving life, Ocean | Leave a comment