Sustainable Development Goals - 17 Goals to Transform our World

Indicator 6.6.1

Change in the extent of water-related ecosystems over time

Exploring data sources
Suitable data sources for this indicator are currently being explored. If you have any feedback or suggestions on data please contact us through the contact form below.

The international organisations (custodian agencies) that are responsible for the respective SDG-indicator publish methodological guidelines for the calculation of the indicator - so-called global metadata.

Displayed here are the national time series that fit the global metadata best as well as their comparability with the global metadata. Please find further methodical and country-specific information of the time series in the related national metadata.

Time series available

Sub-indicator 1: Spatial extent of water-related ecosystems
Sub-indicator 3: Quantity discharge of water in rivers
Sub-indicator 4: Water bodies with good quality

Comparability with global metadata
Link to national metadata
Last modification of code (data) 2020-11-13: see changes on GitHub opens in a new window
Last modification of code (text) 2021-02-01: see changes on GitHub opens in a new window

This table provides information on metadata for SDG indicators. Global metadata is provided by the UN Statistics Division.

Target name

By 2020, protect and restore water-related ecosystems, including mountains, forests, wetlands, rivers, aquifers and lakes

Indicator name

Change in the extent of water-related ecosystems over time

Designated tier

Tier I

Custodian agency

United Nations Environment Programme (UNEP)
Secretariat of the Ramsar Convention on Wetlands

Link to the global metadata of this indicator United Nations Sustainable Development Goals Metadata (United Nations Environment Programme) opens in a new window
United Nations Sustainable Development Goals Metadata (Secretariat of the Ramsar Convention on Wetlands) opens in a new window