Additionally, heavily subsidized corn and soy feed to livestock contribute to massive deforestation in the developing world.

FORBES: Impact Investing in Sustainable Agriculture for a New Economy

This remains a very real concern, with much of the world suffering from increasing water scarcity, land erosion, drought intensity, stalled progress on crop productivity, declining groundwater aquifers, over-grazing of pasturelands, tropical deforestation, massive species extinction, over-fishing, and anthropogenic climate-change.

ECONOMIST: Phoenix flying high

Farming is inherently bad for the environment: since humans took it up around 11, 000 years ago, the result has been deforestation on a massive scale.

ECONOMIST: Ethical food