How might human actions contribute to global warming?

human actions cause cooling of north atlantic climates.

human actions cause climates to change abruptly.

human actions cause small variations within a region.

human actions emit carbon dioxide in several ways.

Human actions emit carbon dioxide in several ways.

Explanation:

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.

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