Sudies on the historical forest change in Yongding River Basin have found that Liaojin Dynasty is the turning point.

研究历史上永定河流域森林变迁情况，发现辽金时代是一个转折点。

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Junggar basin has now been entered into the strategic turning stage for non-structural oil-gas reservoir prospecting.

目前，准噶尔盆地的油气勘探已进入了以寻找非构造油气藏为主的战略转折期。

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Just off the turning basin is the South Fork, also called Bubbly Creek, where the Union Stock Yards dumped its offal.

FORBES: A most unromantic river

The waterway widens suddenly -- it is a turning basin, carved in the 1850s to accommodate the lumber barges stacked with wood that was shipped across Lake Michigan from the forests of Wisconsin and Michigan.

FORBES: A most unromantic river

Chevron is turning dirt this month on a new Permian Basin headquarters in Midland which will have room for 800 employees.

FORBES: Decades More To Drill In 90-Year-Old Permian Oilfields