Global Warming: What needs to be done?

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Well, last time I checked, Methane was a Greenhouse Gas. Methane traps heat 20 times more effectively than Co2.

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Correct.

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70% of the Methane in the atmosphere is produced by plants, wetlands, animals and of course- the Ocean.

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Roughly correct.

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Huh, I guess the rise in Greenhouse gases ISN'T caused by humans ONLY like you state.

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Not correct. The increase in methane gas over the last century or so can by largely accounted for by increase in industrial activity by humans.