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UNESCO approves 8 new Ecohydrology Demonstration Sites

The eight new sites were approved by the Scientific Advisory Committee of UNESCO’s Ecohydrology Programme when it met on 14 and 15 December 2022 at UNESCO Headquarters in Paris, France. The decision followed a call for submissions launched by UNESCO’s Intergovernmental Hydrological Programme earlier the same year.
The eight new ecohydrology demonstration sites are:
Santo Antonio River, Brazil
The Sowing Forests, Harvesting Waters on the Santo Antônio River Ecohydrology Demonstration Site is a project conceived and carried out by the Espinhaço Institute. The project seeks to revitalize the areas under permanent protection along the Santo Antônio River, which is the main source of the public water supply for the city of Conceição do Mato Dentro.

Quebrada Parque, Chile
Quebrada Parque is seeking to recover Quebrada Honda, a local stream that is one of the last strongholds of urban nature in Puerto Varas. The aim is to use the stream for drainage and as an ecological corridor, as well as a place where the entire community can meet, including for educational activities. The project seeks to help the city adapt to climate change and foster both biodiversity conservation and social integration by implementing nature-based solutions hand in hand with the local community.
Val Di Cornia, Italy
The sustianbale WATer management in the lower Cornia valley through demand REduction, aquifer REcharge and river REstorationREWAT project aims to use pilot projects and informal education and training to demonstrate how the community can manage the water resources of the lower Cornia Valley in a sustainable manner. These activities will form the basis for the elaboration of a medium-to-long term strategy to improve the governance (Basin Contract) of the entire hydrological system.

Radom City, Poland
The Random City Ecohydrology Demonstration Site in Poland aims to boost the city’s climate resilience by building demonstrative ‘green–blue infrastructure’ to manage the flow of water during extreme storms and control the risk of local flooding.

Sustainable Eco-technologies of the National University of Sciences & Technology-NUST Main Campus, Pakistan
The Ecohydrology Demonstration Site based at the National University of Sciences & Technology- NUST Main Campus will be uisngan integrated system of sustainable ecotechnologies to improve waste management.
These existing technologies comprise a Sedimentation Tank, a Constructed Wetland and the use the technique of Filtration and Irrigated Cropping for Land Treatment and Effluent Reuse, a technique developed by Australia’s Commonwealth Scientific and Industrial Research Organization which has been tested successfully in Australia, China and Pakistan. For the past four years, this technique has been used to treat wastewater on the main campus of the National University of Sciences and Technology in Islamabad. As the treated wastewater meets the Pakistan National Environmental Quality Standards, it is re-used for horticulture. In parallel, the solid waste collected from the Sedimentation Tank is dried then used as a fertilizer for trees and plants.
Western Area Peninsula National Park, Sierra Leone
Managed under the Western Area Peninsula Water Fund, the ecohydrology demonstration site is using the dual regulation by improving and managing the biota and as well monitoring and regulation of hydrological parameters. The project is preventing deforestation by protection, sensitization, enforcement of the laws and policies. In addition, the project has embarked on tree planting and restoring degraded catchments.
Furthermore, hydrological monitoring station has been established at the Guma Valley Water Company (GVWC)dam for the monitoring of water level, flows, and rainfall. The implementing agency has also partnered with the Sierra Leone Meteorological Agency that has rainfall stations in the project area regarding data sharing issues.

OMELI Ghar El Melh Lagoon, Tunisia
The OMELI Ghar El Melh Lagoon Ecohydrology Demonstration Site in Tunisia focuses on the study of the physico-chemical and environmental evolution of the northern coastline of the Gulf of Tunis. The project involves the implementation of an observatory of the coastal area of the North Gulf of Tunis, Ghar el Melh lagoon, which is experiencing a rapid degradation of its environmental conditions, beach retreat, water quality, marine submersion.
Eddleston Water, Scotland, UK
The Eddleston Water project, supported by the in the United Kingdom, is investigating the effectiveness of natural flood management techniques and habitat restoration measures at a catchment scale. NFM is one part of the wider sustainable flood risk management approach which, alongside structural measures, flood warning and behavioural responses provides a risk-based and plan-led approach to reducing flood risk, as well as a potential climate change adaptation response. The project looks to provide the evidence base to assess the value, costs, and benefits of restoring a typical Scottish river system through changes to land management practices, delivered across the whole catchment.

About ecohydrology
There is an urgent need to reverse the degradation of water resources and stop further decline in biodiversity. Ecohydrology uses the understanding of relationships between hydrological and biological processes at different scales to improve water security, enhance biodiversity and further opportunities for sustainable development by lessening ecological threats and maximizing greater harmony within catchment processes.
The Ecohydrology concept aims to advance the integration of social, ecological and hydrological research, and to generate outcomes that enable the development of effective policies and practices for integrated water resources management. The supports research, networking and capacity building initiatives aimed at improving the understanding of the interlinkages of ecohydrological processes at the catchment scale.