Issues Briefs

IUCN Issues Briefs provide key information on selected issues central to IUCN’s work. They are aimed at policy-makers, journalists or anyone looking for an accessible overview of the often complex issues related to nature conservation and sustainable development.

Latest Issues Briefs

NbS Standard Issues Brief thumbnail Photo: IUCN


July 2020

Abstract

Nature-based Solutions are actions addressing key societal challenges through the protection, sustainable management and restoration of both natural and modified ecosystems, benefiting both...

Themes: Biodiversity, Business, Climate Change, Ecosystems, Forests, Marine, Nature-based Solutions, Social Policy, Water

Deoxygenation Photo: IUCN


December 2019

Abstract

Globally, oceans have lost around 2% of dissolved oxygen since the 1950s and are expected to lose about 3–4% by the year 2100 under a business-as-usual scenario (Representative Concentration Pathway...

Themes: Climate Change, UNFCCC, UNFCCC, Marine

Species and climate change Photo: IUCN


December 2019

Abstract

Mean global temperatures have risen ~1ºC since pre-industrial times as a result of human activities. In addition to increasing global temperatures, the impacts of climate change include extreme...

Themes: Climate Change, Species

Search Issues Briefs

NbS Standard Issues Brief thumbnail Photo: IUCN


July 2020

Abstract

Nature-based Solutions are actions addressing key societal challenges through the protection, sustainable management and restoration of both natural and modified ecosystems, benefiting both...

Themes: Biodiversity, Business, Climate Change, Ecosystems, Forests, Marine, Nature-based Solutions, Social Policy, Water

Thumbnail_CC and Forests issues brief Photo: IUCN


November 2017

Abstract

Forests are a stabilising force for the climate. They regulate ecosystems, protect biodiversity, play an integral part in the carbon cycle, support livelihoods, and supply goods and services that can...

Themes: Climate Change, Forests

Thumbnail_CC and Gender issues brief Photo: IUCN


November 2015

Abstract

Across societies the impacts of climate change affect women and men differently. Women are often responsible for gathering and producing food, collecting water and sourcing fuel for heating and...

Themes: Climate Change, Gender

thumbnail_Governing areas beyond national jurisdiction issues brief Photo: IUCN


March 2019

Abstract

Nearly two-thirds of the world’s ocean is beyond national jurisdiction – where no single state has authority. This area reaches depths of over 10 km and represents 95% of the Earth’s total habitat by...

Themes: Environmental Law, Global Policy, Marine

Issues brief -  invasive alien species and climate change Photo: IUCN


November 2017

Abstract

Over the past few decades globalisation has increased the movement of people and goods around the world, leading to a rise in the number of species introduced to areas outside their natural ranges. A...

Themes: Climate Change, Species, Invasive species

thumbnail_IAS and sustainable development_issues brief Photo: IUCN


July 2018

Abstract

Alien or non-native species are animals, plants or other organisms introduced by humans, either intentionally or accidentally, into areas outside their natural range. Some of these species become...

Themes: Global Policy, SDGs, SDGs, Species, Invasive species

Thumbnail_Issues brief CC and land degradation Photo: IUCN


November 2015

Abstract

Soil is the biggest terrestrial carbon sink. The world’s soils store more carbon than the planet’s biomass and atmosphere combined. This includes soil organic carbon, which is essentially...

Themes: Climate Change, Ecosystems, Drylands

thumbnail_Marine plastics issues brief Photo: IUCN


May 2018

Abstract

Plastic is a synthetic organic polymer made from petroleum with properties ideally suited for a wide variety of applications, including packaging, building and construction, household and sports...

Themes: Marine, Ocean Governance

Thumbnail_Oceans MPA issues brief Photo: IUCN


November 2017

Abstract

Marine Protected Areas (MPAs) – areas of the ocean set aside for long-term conservation aims – are the only mainstream conservation-focussed, area-based measure to increase the quality and extent of...

Themes: Climate Change, Marine, Protected Areas, Marine Protected Areas (MPAs)

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