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Humans :)
Humans always seem to mess things up. Our factories and our liter go into ponds and kill animals.
I believe human beings should intervene in some ecosystem, because human well-being is highly dependent on ecosystems. The ecosystems provide benefits such as food and drinkable water. Ecosystems depend on essential environmental cycles like carbon, continuous circulation of water and other nutrients.
they are ecosystems!
In general humans are making survival more difficult for elephants. However, some humans are tyring to make it easier.
kiara is very sexy and the ecosystems in haiti is water ecosystems andmany others...
Potatoes
animal life
The Amazonian Rainforest's ecosystem and the ecosystems around volcanoes on the ocean floor.
Humans impact the nitrogen cycle by making fertilizers and burning fossil fuels, which alter the amount of fixed nitrogen our ecosystems.
building, making paper, helps humans breathe in oxygen
We can reduce the pollution caused by humans by, making sure that all the litter is thrown away or reycycled.