Hurricane Marie made landfall on Puerto Rico as a category 4 hurricane on September 20, 2017. The storm brought intense winds and rainfall that lasted for several days, damaging vegetation, pulling trees out of the ground, and blowing leaves off trees. The damage and extent of vegetation can be seen by Landsat imagery before and after the storm.

Build skills in these areas

Assessing Hurricane Maria damageThe browning of Puerto Rico

Acco

unt required

Use � Explorer App Landsat the

imagery satellite historicalFiltering �

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• Vegetation

• color infrared

What you need

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required. not

� Estimated time: under 30 minutes

Scenario

The Federal Emergency Management Agency (FEMA) is doing a post-assessment of vegetation damage caused by Hurricane Maria in Puerto Rico. The agency has asked you to compare Landsat imagery of before and after the event.

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