The variety of living organisms within a given ecosystem, including the diversity of species, genetic variations within species, and different types of ecosystems.

The ability to meet the needs of the present without compromising the ability of future generations to meet their own needs, balancing environmental, social, and economic considerations.

A term describing the urgent and potentially catastrophic changes in global climate patterns caused by human activities, requiring immediate and comprehensive action.

The process where coral loses its vibrant colors and turns white due to stress from changes in temperature, ocean acidification, or pollution.

The process of ice sheets in the Arctic and Antarctic regions losing mass due to rising global temperatures, leading to sea level rise and ecosystem disruption.

The practice of fishing so much that the breeding population of fish becomes depleted, threatening marine ecosystem balance.

The lack of sufficient available water resources to meet the demands of water usage within a region.

A measure of human demand on nature, calculating the amount of land and water area required to support human activities and absorb waste.

The process by which green plants and other organisms convert sunlight into chemical energy stored in glucose or other sugars.

The process by which fertile land becomes desert, typically caused by climate change, drought, deforestation, and unsustainable agricultural practices.

The process by which natural habitats are rendered functionally unable to support the species present, often through human intervention.

A critical threshold where a small change can push a system into a completely different state, often with dramatic and potentially irreversible consequences.