The document discusses national forests in four countries - Brazil, Indonesia, the United States, and India. Brazil's national forests aim to sustainably manage native forest resources and support research. Indonesia has extensive tropical forests covering over 98 million hectares that are being destroyed by logging and agriculture. The US has 155 national forests totaling over 188 million acres managed by the Forest Service. India has reversed deforestation, and its forest cover increased over the last 20 years according to the UN.