According to the National Hurricane Center, two tropical storms, Laura and macro, near the Gulf of Mexico, an important oil producing area in the United States, will intensify over the weekend and the eye of the wind will pass through the Gulf area. < / P > < p > the two storms will land at an interval of 24-36 hours, which is unprecedented. Laura is currently passing through the Virgin Islands and Puerto Rico. < / P > < p > the long-term tracking model shows that both storms will be upgraded to hurricanes before landing, and the coast from Texas to Alabama will be extensively damaged. In order to prevent the storm, refineries along the Gulf of Mexico have begun to reduce crude oil production activities. However, there is still a lot of uncertainty in the forecast, and it is possible that the interaction between the two storms will weaken the wind. At present, it is predicted that the storm will land at the beginning of next week. < / P > < p > BP, shell, BHP Billiton and Chevron have all started evacuating personnel from offshore facilities since Friday.