In Guernsey, salt can only be used outside the water catchment area because it can contaminate the water supply, so the de-icer CMA needs to be used.

BBC: Sleet and snow forecast for Jersey and Guernsey

Even relatively water-rich countries of the region, such as Malaysia, Indonesia, Bhutan and Papua New Guinea, now face water supply and quality constraints in their major cities because of population growth, growing water consumption, environmental degredation, damaging agricultural activities, poor management of water catchment areas, industrialization, and groundwater overuse.

UNESCO: CULTURE

These have traditionally played the role of water-catchment areas, absorbing any overflow from the river.

CNN: FIGHTING FLOODS

Rooftop solar arrays, rainwater catchment systems, a hot water recycling pump, sliding sunscreens, trellises and a few other features are optional upgrades.

FORBES: By Land or by Sea: New Prefab Firm Offers Game-Changing Delivery System

Among his recommendations: improving protection of catchment areas, implementing a national water policy, replacing the creaky pipes that carry the precious liquid to people's homes, and making wasters pay more for water.

CNN: Special Report Drought

The event explored the importance of an interdisciplinary catchment based approach to managing and protecting water resources.

UNESCO: World Water Congress takes place in Edinburgh

An approach to integrated catchment management by building a framework for water law and policy experts, water resource managers and water scientists to work together on water-related problems.

UNESCO: International Hydrological Programme (IHP)

It applauds ministers' commitment to tackle unsustainable abstraction from rivers and wetlands, extend the use of metering at a fair price and develop a catchment-based approach to managing the water environment.

BBC: UK water resources 'left to weather's mercy'