Reposted by søren
Because dryness is such a critical driver of wildfires, a team of scientists at @ncar-ral.bsky.social is producing maps in real time of the moisture content of vegetation across the United States, as well as adjacent areas of Canada and Mexico.
Learn more: bit.ly/4hAfW8Z
![Comic. [Two people flailing high in the air. Three people on the ground running ahead of them. Arrows and a dotted line indicate that this second group is within roughly one body length of the surface.] [caption] The “ground effect” explains why sprinters can run most efficiently if they stay within roughly one body length of the surface.](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:cz73r7iyiqn26upot4jtjdhk/bafkreihcig3lsvbr35da6d4ylsw4wwdj2pzkrcplyvuot5tkx6siqxxfim)
