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Works begins on London Underground's 1bn Northern Line extension

2015-11-24 01:00:00| Railway Technology

Construction has started on the 1bn extension of the UK's London Underground (LU's) Northern Line from Kennington to Battersea via Nine Elms.

Tags: line works london northern

Preferred Sands' Genoa Sand Offers Performance Benefits And Logistics Savings When Compared To Northern White Sand

2015-11-23 05:26:06| chemicalonline News Articles

Preferred Sands, one of North America’s leading proppant technology companies, recentlyannounced that third-party testing and real production data confirm that silica sand from its Genoa, Nebraska processing facility provides comparable crush and performance benefits to Northern White Sand, in addition to offering a lower proppant cost and logistics savings

Tags: white offers performance benefits

On thin ice: Big northern lakes are being rapidly transformed

2015-11-20 18:53:00| Climate Ark Climate Change & Global Warming Newsfeed

Yale 360: For more than 25 million years, Lake Baikal has cut an immense arc from southern Siberia to the Mongolian border. The length of Florida and nearly the depth of the Grand Canyon, Baikal is the deepest, largest in volume, and most ancient freshwater lake in the world, holding one-fifth of the planets above-ground drinking supply. Its a Noahs Ark of biodiversity, home to myriad species found nowhere else on earth. Its also changing Pavelblazek/Wikimedia Commons Lake Baikal in March. Records show...

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Water supply for 2 billion people at risk as snowpack declines across northern hemisphere

2015-11-18 07:06:11| Climate Ark Climate Change & Global Warming Newsfeed

Mongabay: Snowfields once considered permanent are shrinking from the Rocky Mountains to the Himalayas. Nearly 100 drainage basins across the northern hemisphere that currently supply water to 2 billion people in the American West, southern Europe, the Mideast and central Asia are at considerable risk over the next century. Dwindling water supplies will not be a universal impact of declining snowpacks due to climate change, however. Scientists have observed declining snowpack accumulation across the...

Tags: people water supply risk