• Rainbow over Half Dome

    Yosemite

    National Park California

There are park alerts in effect.
show Alerts »
  • Yosemite is open, but some wilderness trails are closed due to the Meadow Fire

    The Meadow Fire is burning southeast of Yosemite Valley. Some trails are closed and some areas of the park may be smoky at times. More »

Meadow Health

graphic of a pristine meadow landscape
Healthy Meadow: Factors of a pristine meadow include: meadow hydrology, soils and vegetation and interdependent; diverse mosaic of habitat with wet meadow and riparian vegetation; surface flow from snowmelt; high water table; inundation during floods with sediment deposition and attenuated flood flows; subsurface flow of snowmelt; and percolation with groundwater recharge.
Illustrations by Restoration Design Group for American Rivers
 
graphic of a degraded meadow landscape
Unhealthy Meadow: Factors of a degraded meadow include: reduced natural storage of water; lowering of groundwater table; flood flows confined to channel with no inundation during floods; disconnect of channel from meadow floodplain; reduced percolation; xeric (or dry) vegetation; incised stream channel with increased sediment transport; and compacted soils.

Did You Know?

ARC Students journaling near Hetch Hetchy

Adventure Risk Challenge (ARC) brings youth to Yosemite each summer for a dynamic literacy and leadership immersion program. ARC works with students, boosting academic and leadership skills through a variety of programs, including a 40-day experience in Yosemite full of adventure and learning. More...