For those of you who may need access to multi-spectral, high resolution, near-real-time imagery, Planet has a free academic/research program you can apply for at
https://www.planet.com/markets/education-and-research/.
Michael Camponovo, CFM
GIS Outreach Coordinator
Geography Department
209A Burchfiel Geography Building
UT Knoxville
(865) 974-5348
https://geography.utk.edu