• 内华达山积雪层2019年才能恢复

    16-06-23 Even with this winters strong El Nio, the Sierra Nevada snowpack will likely take until 2019 to return to pre-drought levels, according to a new analysis led by UCLA hydrology researchers. Additionally, they suggest their new method, which provided...

  • 内华达山脉积雪降至500年来最低值

    15-09-15 Snowpack in California's Sierra Nevada in 2015 was at the lowest level in the past 500 years, according to a new report led by University of Arizona researchers. The team's research is the first to show how the 2015 snowpack compares with snowpack l...

    共1页/2条