Environmental indices

total set of greenhouse gas emissions caused by an individual, event, organisation, or product, expressed as carbon dioxide equivalent

measure of pollution

calculated calendar date on which humanity's consumption for the year exceeds Earth’s capacity to regenerate those resources that year

amount of water used by an individual, community, business, or nation

indicator of the state of global biological diversity, based on trends in vertebrate populations of species from around the world

ranking of countries according to climate protection efforts

Wikimedia template

simple measurement of stream pollution and its effects on the biology of the stream

global index of forest condition