In Album: Bill Hollis's Timeline Photos
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Truth Seeker
Because cows would eat all the produce.
Truth Seeker
Earth is currently at DANGERIOUSLY low levels of atmospheric CO2 (see black line below). Plants would all die at concentrations below 200PPM. The most lush and vibrant times of life on earth were at concentrations in the 1000's PPM. We're currently at 400PPM. The planet very nearly had another e... View More
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1Truth Seeker
We can literally see and measure the amout of greening observed.
https://www.nasa.gov/feature/greening-of-the-earth-mitigates-surface-warming
Greening of the Earth Mitigates Surface Warming
www.nasa.gov