The unit of survival is organism plus environment. We are learning by bitter experience that the organism which destroys its environment destroys itself. – Gregory Bateson
According to University of Texas at Austin professor Raj Patel, an expert in ecology and food systems, our demand for meat is driving the sixth mass extinction. Patel is one of many leading academics who contemplate declaring a new age on Earth, called the Anthropocene, since “the fossils of soon-to-be extinct animals will form a line in the rocks of the future.”
The major influences on ocean chemistry today are hydrothermal flow (hot water that has circulated through the crust) and surface weathering (the river transport of material eroded from land into the ocean)
Source: Life in Ancient Oceans Enabled by Erosion from Land | Lab Manager