Grassroots environmental movements turn local knowledge and shared environmental problems into organised action that can influence policy and resource governance.
The history of the green movement spans conservation, pollution campaigns, Earth Day, global environmental diplomacy, environmental justice and climate action.
How plastic harms wildlife through ingestion, entanglement, ghost fishing, microplastics and habitat damage, and why prevention matters.
Habitat destruction is not only the moment a forest is cleared or a wetland drained. Habitats can also become too degraded, fragmented or disconnected to support the species and e…
What is an ecosystem? Learn how living and non-living components interact through energy flow, nutrient cycles, food webs and ecological processes.
An ecosystem connects living organisms with their physical environment through energy flow, nutrient cycling, food webs, feedbacks and disturbance.
Earth has experienced five catastrophic mass extinctions in the fossil record. Today species are disappearing unusually fast, largely because of human pressures. Whether that alre…
The sixth mass extinction debate asks whether today's human-driven biodiversity crisis already matches the great extinction events of Earth's past.
Biodiversity is the variety within genes, species and ecosystems that keeps living systems functioning. Its decline is not simply about losing rare wildlife; it can weaken ecologi…
