Not exact matches
And Brazil, arguably the world leader in
making ethanol from crops, has been turning sugar cane into fuel for nearly three decades — a process that is 30 % cheaper than
corn - based production in the
U.S.
The
U.S. is drunk on
ethanol — but whether it is
made from corn or sugarcane, the crop - derived biofuel raises a host of questions
The
U.S. Department of Energy has provided more than $ 1 billion in federal funds to support research to develop cellulosic biofuels, including
ethanol made from corn stover.
On longer drives, it would use a fuel mix of 80 %
ethanol — alcohol, in the
U.S. made mainly
from corn — and 20 % gas.
In 2014, over 40 percent of
corn grown in the
U.S. was used to
make ethanol, according to data
from the United States Department of Agriculture.
Far
from having a substantial impact on reducing net emissions of GHG, Wolf says, European rapeseed oil - based diesel and
U.S. corn - based
ethanol have in fact only
made small contributions - 13 % less than conventional diesel and 18 % less than petrol, respectively.
Aimed at reducing
U.S. reliance on foreign oil, the Renewable Fuels Standard, or RFS, would require 13.2 billion gallons of
ethanol to be
made from corn this year.