The anthropogenic environment anomaly refers to the phenomenon that, within a certain area, due to human behavior, one or more environmental elements of the natural environment have changed significantly and disrupted the relative equilibrium relationship of the ecosystem. According to the above definitions, Which of the following are human-environment anomalies:. ['There is a wealth of petroleum resources stored underground in a certain place. Recently, the well water in nearby villages has become cloudy and accompanied by a pungent odor. It has been tested that it contains a large number of heavy metals and is not suitable for drinking.', 'Surface subsidence due to an earthquake. After a heavy rain, some areas have severely stagnated water, causing crops and fruit trees in these areas to rot and wither.', 'Orders in the riverside industrial park in a certain place have recently increased significantly, and the amount of wastewater discharged has also increased. As a result, fish and shrimp in the lower reaches of the river have died, and crops along the coast have died out.', 'Toxic elements from a volcanic eruption scattered on the ground, changed the original chemical composition in the soil, and formed a high-fluorine and high-humid soil, which affected the growth of crops.']