Why Chemical Pollution Is Difficult to Measure
Chemical pollution is difficult to measure because of the vast number of chemicals in use, their complex environmental behavior, and limitations in analytical technology.…
Evidence library
Joaquimma Anna
Research, explainers and solution analysis for understanding change across a living planet.
417 resources
Why Pollinators Matter to Food Security
Pollinators, including bees, butterflies, birds, and bats, are essential for the reproduction of many flowering plants, including a significant portion of global food crops.…
What Is the Earth System?
The Earth System is the complex, interconnected set of physical, chemical, and biological processes that link the planet's atmosphere, oceans, land, ice, and life…
Climate Mitigation vs Climate Adaptation: Understanding the Two Pillars of Climate Action
Climate mitigation and climate adaptation are two complementary strategies for addressing climate change. Mitigation focuses on reducing greenhouse gas emissions to slow global warming,…
What Is an Ecosystem Service?
Ecosystem services are the direct and indirect contributions of ecosystems to human well-being. They include provisioning services like food and water, regulating services such…
Microplastics vs Nanoplastics: Key Differences and Why They Matter
Microplastics are plastic particles smaller than 5 millimeters, while nanoplastics are even tinier, measuring less than 1 micrometer. Both originate from the breakdown of…
Planetary Boundaries vs Ecological Footprint: A Comparative Analysis
The Planetary Boundaries framework defines a safe operating space for nine Earth-system processes, while the Ecological Footprint measures human demand on nature against Earth's…
Why Planetary Boundaries Are Interconnected
The planetary boundaries framework identifies nine Earth-system processes that regulate the stability and resilience of the planet. These boundaries are not independent; they interact…
Carbon Removal vs Emissions Reduction: A Comparative Analysis
Emissions reduction and carbon removal are both critical to addressing climate change, but they serve distinct roles. Emissions reduction is the immediate, cost-effective priority,…
Which Planetary Boundaries Have Been Crossed?
As of the 2023 update by Richardson et al., six of the nine planetary boundaries have been transgressed: climate change, biosphere integrity (both genetic…