Rising fuel and food costs, along with concerns about global warming, have given a growing army of "front-yard farmers," as the Wall Street Journal calls them, plenty of ammunition in their war to replace resource-hogging, planet-polluting lawns with food gardens.
For some purposes, automated methods may augment or replace resource intensive sentinel surveillance programs, for example those described by Armstrong [ 6] and de Wit [ 7], that have been created to collect information that isn't captured by standard reporting systems.
Unlike Exxon, it is replacing resources faster than it is depleting them.
Replacing resources with the proper skills can take months, and is often simply not possible.
Where, sustainability as the practice of maintaining processes of productivity indefinitely-natural or human made-by replacing resources used with resources of equal or greater value without degrading or endangering natural biotic systems.
A practical view of sustainability is closed systems that maintain processes of productivity indefinitely by replacing resources used by actions of people with resources of equal or greater value by those same people without degrading or endangering natural biotic systems.
To reduce the impact of market demand on natural resources, replacing natural resources with recycled materials, such as desulfurization slag and slag powder, is a very important topic at present.
That study will consider ways to return natural resources to pre-spill conditions and to replace lost resources, he said.
This directly relates to their stance that technology can regenerate or replace any resources under pressure.
For example, the depletion of fishing reserves especially hurts small fishing communities without the means to replace those resources; water pollution particularly affects the poor who cannot buy bottled water; and rises in the sea level mainly affect impoverished coastal populations who have nowhere else to go.
Recycled materials are commonly used to improve sustainability of AC pavement as they replace natural resources and reduce initial construction costs and greenhouse gases during the material production phase.
