For many businesses, issues of water scarcity are becoming increasingly relevant to their activities, manifested as increased costs or difficulties to obtain water as users compete for rights. To understand water dependencies in time and space, many companies apply the measure of water footprint, estimating water use throughout the value chain. Using this measure can give important insights into variation between countries in terms of how much of the water relates to production.
Climate change has long-since ceased to be a scientific curiosity, and is no longer just one of the many environmental and regulatory concerns. It is the major, overriding environmental challenge of this time facing decision makers, planners and regulators.
At the core of food security is access to healthy food and optimal nutrition. Food access is closely linked to food supply, so food security is dependent on a healthy and sustainable food system. The food system includes the production, processing, distribution, marketing, affordability, and consumption of food.