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,
Bayou Corne sinkhole of the damage it has caused, which sent former and current residents of the town into a frenzy as a heated debate ensued over whether the company believed to be responsible for severe damage and loss of homes should be given permission to tamper more with an area already considered to be "deeply contaminated," as environmental activist Nara Crowley stated. In July 2015, Texas Brine began a series of lawsuits against Occidental Petroleum, claiming that an oil well drilled by Occidental Petroleum in 1986 triggered the cavern wall break that led to the creation of the sinkhole. Texas Brine is