The SPIReS SMA model considers three spectral endmembers: snow, shade, and a snow-free background reflectance, which is identified for each MODIS pixel as the average MOD09GA reflectance measured ...

The history behind one of America‘s cruelest laws. For nearly a century, so-called “ugly laws” banned people with visible disabilities and diseases from public spaces, ...

Games That Teach History. Last updated: February 17, 2023 by Jinny Gudmundsen Frequently when it comes to non-gamers, the act of sitting in front of a console or computer to play games is a hobby at ...