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> Life doesn’t appear to have diminished much on a whole. There are a lot more humans now, and a lot more cows, sheep and hogs. There's much less of everything
by Maursault 5y ago
> Life doesn’t appear to have diminished much on a whole.
There are a lot more humans now, and a lot more cows, sheep and hogs. There's much less of everything else, from the bottom on up. I think where it is easy to see is in the drastic decline in small and large mammals, other than humans, cows, sheep and hogs. Once you see that, maybe you'll notice, just in your own lifetime, the massive decline in bird species and populations. Maybe you'll notice when you drive around at night in the Summer you no longer have a windshield covered in dead bugs. I haven't see a real frog in years.
Unless you're satisfied with merely diverse species of bacteria and other simple life forms for the next X billons of years, you should be startled at how astoundingly quickly Earth's amazing diversity of life has declined from whatever it's most recent peak was before the development of civilization, or before the Babylonians, before the Greeks, before the Romans, before the Industrial Revolution, and before the Chemical Revolution. Don't you ever wonder just how many whales there were before the first whalers? Or how many tuna or salmon there once were? Reports from Colonial times on bird populations aren't very specific, but at certain times of years, the number of geese alone in Virginia used to darken the sky. They didn't just shoot down one goose at a time, they used giant guns that took hundreds at a time. Maybe we don't do it with big guns, but we are basically poisoning everything on the planet to death. So maybe the amount of biomass stays the same, but who wants a planet of poison goo?