Value Theory

Multiattribute value theory (MAVT) is a simplification of MAUT: MAVT does not seek to model the decision maker’s attitude to risk. [...]

Sustainable development, poverty eradication and reducing inequalities. In: Global warming of 1.5°C. An IPCC Special Report

An IPCC Special Report on the impacts of global warming of 1.5°C above pre-industrial levels and related global greenhouse gas emission pathways, in the context of strengthening the global response t[...]

4 Charts Explain Greenhouse Gas Emissions by Countries and Sectors

Globally, greenhouse gas emissions have grown by 53% from 1990 to 2019. Where are these emissions coming from, and who is responsible? WRI’s Climate Watch platform offers comprehensive emissions dat[...]

The Biological Productivity of the Ocean

Productivity fuels life in the ocean, drives its chemical cycles, and lowers atmospheric carbon dioxide. Nutrient uptake and export interact with circulation to yield distinct ocean regimes. [...]

Mangroves as Feeding and Breeding Grounds

Mangroves are considered as ecosystems that provide shelter, food and breeding grounds for many groups of inhabiting fauna. Much of the fauna present are organisms in different stages of their life cy[...]

After 90% of California’s Kelp Forests Were Destroyed, SeaTrees Is Restoring Them

Video featuring a kelp restoration in California. “Could you imagine if 90 percent of the trees on land disappeared in 10 years?” Kevin Whilden, co-founder of Sustainable Surf and SeaTrees, lobs t[...]

What are Mangrove Forests?

Mangroves are shrubs and trees that grow in coastal waters. Mangroves are halophytes, meaning they are salt-tolerant trees that thrive in intertidal conditions. These diverse and productive ecosystems[...]

A Review of Seagrass Economic Valuations: Gaps and progress in valuation approaches

Multiple studies have documented the ecologically important role that seagrasses play in estuarine and marine ecosystems. Unfortunately, economic valuations of these systems have not been as widesprea[...]