Post navigation Oregon drivers have mixed feelings about the introduction of self-service gas stations. Some embrace the convenience while others worry about safety and contamination. Ultimately, it provides customers with the option to save time and money, if they so choose. Beijing has seen its worst flooding in 140 years this year. The flooding has been attributed to the rapid urban expansion, decreased permeable land, and inadequate drainage infrastructure that have been put into place in the city. Beijing should focus on investing in infrastructure that will protect against flooding in order to prevent future catastrophic events.