Debate - Should valuation of environment be a part of measurement of economic growth?    Should valuation of environment be a part of measurement of economic growth? Is Green GNP a necessity in the modern world? While India and China, the two major economies growing at a rapid rate has helped millions to come out of poverty, it has also impacted the environment in a big way. Mega power plants emitting ash into the environment, thousands of new factories are being built every year, millions of new cars on the road, thousands of miles of new roads on forest and farm land. Is sustainable GDP growth the only way forward?