Reuters: China’s forests and other vegetation absorbed around a third of its greenhouse gases in the late 20th century, but the rate may now be falling because of a surge in industrial emissions, scientists said. A study by Peking University said that increased summer rains, efforts to plant forests, an expansion of shrubland, shifts in crop use and higher bamboo mass soaked up between 28 and 37 percent of industrial emissions in the 1980s and 1990s. The study gave the first estimate of …