案例研究

Korea: Damage from Freezing Roads
Korea Expressway Corporation (KEC) was established in 1969 to construct and manage expressways throughout South......阅读更多
Canada: Forest Carbon Sequestration
Forest habitats contribute more than any other terrestrial biome to carbon cycles and processes. It......阅读更多
Alaska: Eddy Covariance
Scientists and land-use managers have long recognized the importance of forest lands for their role......阅读更多
California: Irrigation Control
Alfalfa is a thirsty crop. It uses more than 20 percent of all of the......阅读更多