In countries like South Africa where food takes up as much as one-fifth of household spending, reducing waste from 'farm to table' is much more than a moral obligation - it is an economical way to maximize resources.
The unprecedented growth of cities in African countries has the potential to convert urban farming, a historical means of survival, into a viable livelihood for urban dwellers.
Individuals of all economic backgrounds in developing countries demand public green spaces and are willing to give time and money for their maintenance.
In the search for effective adaptations to climate change, governments and international organizations may have little need to cast their nets far from home.
Regions containing much of the biological diversity on Earth should be conserved for reasons beyond the plant and animal species within them.
Recent studies at one of the BP-Deepwater Horizon oil spill sites has revealed that, preceding engineering activities diminished the resilience of the salt water marshes.