Since 1948, large reforestation and afforestation projects were accomplished in Israel. A conservation program including reforestation is ongoing. Through reforestation and environmental conservation, Costa Rica doubled its forest cover in 30 years. The history of most Central American countries involves cycles of deforestation and reforestation. Furthermore, forests can be sustained by different forest management techniques such as reforestation and preservation. Funds collected from the carbon offset scheme are directed for tree planting in reforestation areas. Satellite imaging has become crucial in obtaining data on levels of deforestation and reforestation. In some areas, mangrove reforestation and mangrove restoration is also underway. He recommended state and federal regulations with sustainable harvest and reforestation programs. Another policy is to encourage reforestation of overwintering habitat. There have been attempts at conservation and reforestation. Management immediately commenced reforestation, including 44,000 eucalypt trees for koalas. Such projects included aid in agriculture, fishing, water management, manufacturing and reforestation. The country has established programs to compensate landowners for reforestation. The Wayne National Forest was started as part of a reforestation program.