NASA analyzes Isaac's rainfall: Drought relief and flooding

As it passed through the northern Caribbean, around south Florida, and into Louisiana and the Middle Mississippi Valley, Hurricane Isaac brought lots of rain, some of it beneficial, and some of it not. Using data from the ...

Discovering 'hot towers'

Two hours before Hurricane Isaac made landfall, a satellite orbiting hundreds of miles above the storm used a radar instrument to map the storm's inner structure. The instrument on the Tropical Rainfall Measuring Mission (TRMM) observed ...

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