[单项选择]

The role of governments in environmental management is difficult but inescapable. Sometimes, the state tries to manage the resources it owns, and does so badly. Often, (21) , governments act in an even more harmful way. They actually subsidize the exploitation and (22) of natural resources. A whole (23) of policies, from farm-price support to protection for coal-mining, do environmental damage and (often) (24) no economic sense. Scrapping them offers a two-fold (25) : a cleane r environment and a more efficient economy. Growth and environmentalism can actually go hand in hand, if politicians have the courage to (26) the vested interest that subsidies create.
No activity affects more of the earth’s surface than farming. It shapes a third of the planet’s land area, not (27) Antarctica, and the proportion is rising. World food output per head has risen by 4 per cent between the 1970s and 1980s mainly as
A. take
B. hold
C. lose
D. make