BP 'plugs' Gulf of Mexico oil spill (Update)

BP said Wednesday that it had succeeded in plugging a ruptured oil well in the Gulf of Mexico, signalling an end to the worst spill in the United States' history.

Researchers use bacteria to enhance concrete resistance

Concrete, with its low cost, good compressive strength, and manufacturing convenience, is one of the most widely used materials in construction. However, with accelerating urbanization, natural aggregates for mixing with ...

Hurricane Ida could become costliest weather disaster: UN

Hurricane Ida, which slammed into the US Gulf Coast at the weekend, could become the costliest weather disaster on record, the UN said Wednesday, hailing though that prevention measures had dramatically limited casualties.

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