The benefits and environmental impact of biofuel made from beets, sugar cane and other crops may be weakened if the sector continues to expand without controls and trade agreements, an environmental think tank revealed on Friday.

“Without controls and planning, small-scale farmers in developing nations might find themselves squeezed out of the bio-fuel sector’s profits by larger companies, she said. The crops could also aggravate deforestation and stretch water supplies without careful crop selection and planning….”

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