NASA | When Trees Fall, Landsat Maps Them

The video tutorial discusses tree cover density and forest cover changes from 2000, focusing on the Southeast US and global deforestation trends. It highlights technological advancements in Landsat that enable global land analysis, emphasizing the importance of free data access and cloud computing for efficient processing.

What does a darker shade of green represent in the tree cover density product?

• No tree cover

• Deforested area

• 50% tree cover

• 100% tree cover

Which region is highlighted for its intense land use and forest disturbance?

• Amazon Rainforest

• Southeast United States

• Central Africa

• Northern Europe

Despite Brazil's reduction in deforestation, which regions have seen an increase?

• North America and Europe

• Australia and New Zealand

• Malaysia, Indonesia, and Angola

• Russia and China

What technological advancement allowed for global scale land characterization?

• Landsat's global acquisition strategy

• Satellite imagery from Mars

• Development of AI algorithms

• Introduction of drones

What combination of factors has enabled large-scale land analysis?

• High-resolution cameras and AI

• Global acquisition strategy, free data, and cloud computing

• Advanced satellite propulsion systems

• Increased funding and manpower