The Sierra In Peril (28 images)

• SIERRA WHITNEY

• SIERRA RANGE

• SIERRA CLEAR DAY

• SIERRA_AUTUMN

• SIERRA MOONSCAPE

• SOIL EROSION

• SIERRA FOOTHILLS

• DONNER LAKE SMOKE

• TRUCKEE CHIMNEY SMOKE

• SIERRA CLEAR CUT

• SCARRED HILLSIDE

• MARTIN LITTON'S TREES

• MARTIN LITTON

• SEQUOIAS

• CLEAR CUT TREES

• SIERRA LOGGER

• SIERRA_BULLDOZER

• IMPORTED TREE

• YARD UNUTILIZED MATERIALS

• LOGGING TRUCK

• REPLANT SEEDLINGS

• SHEEP GRAZING

• LEACHING MINERALS

• ROCKCREEK EROSION

• MANUFACTURED HOUSING

• POLLUTION IN THE PINES

• SIERRA AIR QUALITY

• LAKE TAHOE BAD AIR