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Finding CLEWs – A New Methodology for Modelling the Integrated Effects of Climate, Land Use, Energy and Water Interactions | Water Energy Food Nexus, Bonn 2011

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22 Feb 12

Finding CLEWs – A New Methodology for Modelling the Integrated Effects of Climate, Land Use, Energy and Water Interactions

This research project will present, develop and demonstrate a tool for the concurrent evaluation of crop production, national energy and water management, as well as the simultaneous assessment of selected GHG mitigation, vulnerability and adaptation scenarios, therefore providing a valuable tool for policy makers addressing nexus challenges.


Mark Howells, Head of Division of Energy Systems Analysis, Royal Institute of Technology (KTH)

Lead Organisation:

Royal Institute of Technology (KTH) together with FAO, IAEA, IIASA, SEI, UNDESA and UNIDO


World Business Council for Sustainable Development (WBCSD)


Further Reading

11 Apr 14

The study focuses on food security, energy supply and water management and how these sectoral parts can be brought to the water-food-energy nexus. State-owned German implementing agency Gesellschaft für Internationale Zusammenarbeit (GIZ) commissioned the study.

10 Jul 15

As momentum builds towards the negotiation of the Sustainable Development Goals and UN climate change summit later this year, the G7 countries have made a strong statement about the importance of climate security risks.

25 Aug 14

China’s rapidly growing economy is very quickly testing the limits of its resource constraints. While China is home to a quarter of the world’s population, it is endowed with disproportionately less arable land, oil and water. By Julian L. Wong.

NEXUS in the Media

09 Oct 14

The Guardian

South African businesses, NGOs and government seek to address challenges in the water-stressed, coal producing country. Coal production, from mining to power generation, requires vast volumes of water. Furthermore, pollution from coal mining can irreparably harm water resources. In South Africa - one of the world’s most water stressed countries and one of the largest producers and consumers of coal - the water-energy nexus is a topic of great concern. By Tien Shiao and Andrew Maddocks

07 Dec 12


An integrated perspective could help countries in the region find more effective approaches to climate-smart development, mitigation and adaptation, the SEI researcher says.

08 Oct 15

University of East Anglia (UK)

University of East Anglia - School of Environmental Sciences

10 Dec 12

AME Info

The United Arab Emirates hosted COP18’s central discussion of the energy-water-food-climate nexus, in cooperation with New York University. The panel, “It Never Rains in the GCC,” had identified priority government interventions in the market to manage the nexus as its global significance intensities.

25 Aug 15

Scientific experts from around the world gathered in Stockholm this week for the World Water Week to discuss the issue of water related crises the planet is facing as a result of climate change.


  • IFPRI International Food Policy Research Institute
  • WEF World Economic Forum
  • WWF World Wide Fund for Nature

Bonn2011 Nexus Conference – in the context of Bonn Perspectives

  • Bonn Perspectives

initiated by

  • BONN
  • BMZ

funded by

  • European Regional Development Fund EFRE
  • NRW Ministerin fr Bundesangelegenheiten, Europa und Medien des Landes Nordrhein-Westphalen
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