Sinkhole rain. An analysis of a case of sinkhole formation under a retention pond due to a large amount of rain can be seen in a sinkhole collapse study. Sinkholes have been used for centuries as disposal sites for various forms of waste. A consequence of this is the pollution of groundwater resources, with serious health implications in such areas. The Maya civilization sometimes used sinkholes in the Yucatán Peninsula (known as cenotes) as places to deposit precious items and human sacrifices. When sinkholes are very deep or connected to caves, they may offer challenges for experienced cavers or, when water-filled,
Wall Street and the Financial Crisis: Anatomy of a Financial Collapse report, Goldman said "While we disagree with many of the conclusions of the report, we take seriously the issues explored by the subcommittee. We recently issued the results of a comprehensive examination of our business standards and practices and committed to making significant changes that will strengthen relationships with clients, improve transparency and disclosure and enhance standards for the review, approval and suitability of complex instruments." In another press release, Goldman claimed that they " did not have access to any special information that caused us to know that the U.S. housing market would collapse." They claimed they had no