About Us

Freshwater ecosystems are among the most productive, diverse and threatened ecosystems on Earth. They are central to people’s well-being but are also highly...

Read more

Priorities

Water-related Disasters

Most of the impacts of climate change, including natural disasters, are felt in the hydrological cycle - and their frequency and magnitude are expected to increase in coming years. The vast majority of ...read more

Freshwater Ecosystem Health

Freshwater plays a fundamental role in support of the environment, society and the economy. Ecosystems such as wetlands, rivers,...read more

Integrated Water Resources Management

Integrated Water Resources Management (IWRM) is a process which promotes the coordinated development and management of water, land and related resources in order to maximise economic and social welfare in...read more

Water Quality

Water quality, along with quantity, determines the health of freshwater ecosystems - affecting the suitability of water for certain uses such as for drinking, bathing or agriculture. Already highly ...read more

Freshwater Ecosystems Overview

Freshwater plays a fundamental role in support of the environment, society and the economy. Ecosystems such as wetlands, rivers, aquifers and lakes are indispensable for life on our planet and are vital for...read more

Publications

Water Quality Snapshot

The world is facing a water quality challenge due to serious and increasing water pollution,...

Towards a Worldwide Assessment of Water Quality

The world is facing a water quality challenge. Serious and increasing pollution of fresh water...

World Water Development Report 2015

Water is at the core of sustainable development. Water resources, and the range of services they...

News and Stories

Focus on Pollution in 2017

Environmental pollution, especially of the Earth's water and air, presents enormous risks to human health.

Green Infrastructure

Intense and erratic weather patterns endanger much of our natural infrastructure, and, among other things, make access to clean water uncertain and costly.

Did You Know?

Less than 1% of all freshwater is available for use in the form of wetlands, rivers, aquifers and lakes?