Monday, Nov. 6, 2017

Dry times ahead

Climate report forecasts shrinking snowpacks in West

The highly anticipated assessment, written by government and university scientists, reports that average temperatures globally and in the U.S. have risen by 1.8 degrees since 1885. GLOBALCHANGE.gov

GlobalChange.gov

Capital Press

Snowpacks in Washington, Oregon, Idaho and California are expected be much smaller by mid-century if greenhouse gas emissions continue to rise, according to federal projections released Friday. The Fourth National Climate Assessment asserts that the mild winter of 2014–15 may have foreshadowed the future. "As a harbinger, the unusually low Western U.S. snowpack of 2015 may become the norm," according to the report.

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S.F. upgrading water systems with eye on climate

KNTV San Jose

It may be mostly happening out of sight, out of mind — but San Francisco Public Utilities Commission is in the midst of a whirling dervish of 70 construction projects including upgrades to the city's aging water treatment plants and sewer systems. While the repairs are aimed at modernizing infrastructure of the past, they also have an eye on the future — namely climate change and rising sea levels.

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Solar, wind push hydroelectric utilities to the edge

Water Deeply

The success of solar and wind energy in California is having a surprising side effect: It may be undercutting revenue for hydroelectric dams, the stalwart of "green" energy in the West. A phenomenon called the "duck curve" successfully predicted an electricity surplus as solar and wind energy flooded the grid. This may be bad news for hydroelectric dams that are unable to adapt.

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