Well, what’s done is done.

Ancient man may have started global warming through massive deforestation and burning that could have permanently altered the Earth’s climate, according to a new study by researchers at the University of Virginia and the University of Maryland-Baltimore County.

Link.

If only Al Gore had lived way back then. Perhaps he could have stopped those ancient families from developing agriculture, resulting in civilizations that don’t have to spend every waking hour looking for something to eat.

The world would be such a much better place today!