溢流玄武岩的同位素体系特征表明它们的源区涉及再循环地幔的壳幔混合、岩石圈减压熔融、上—下地幔过渡带和似原始-略亏损的下地幔。

Isotopic systematics of flood basalts indicate that their sources are involved in crust-mantle mixing in a recycled mantle, decompression melting of lithosphere.

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但是人们也担心，由于漂浮的垃圾、没有掩盖的污水沟，以及从工业区和北方稻田溢流出的有毒物质会带来健康风险。

But there are also worries over the health risks posed by floating garbage, open sewage and toxic runoff from industrial estates and rice paddies from the north.

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