Economists are developing a 'green' economy to save the planet but environmentalists are not convinced. We investigate the buying and selling of nature.
Costa Georgiadis explores an urban farm giving city kids a country experience, Sophie Thomson and her girls do some crafty flower pressing, and Millie Ross drops in on a small suburban garden bursting with plants and quails.
Ben Milbourne and Dr Joel Gilmore make up a hot pickle preserve using vinegar and vegetables, demonstrating a delicious way to extend the longevity of perishable food items and cut down on food waste. Hot pickle preserves, rather than cold pickle preserves, are a handy way of breaking down cell walls and lightly softening the vegetables.
Electric cars to Carbon tax - how do we shift the current paradigm?
This BBC clip looks at New York's proposed solution to sea level rise - a huge barrier that would in theory manage water levels
Bang Goes The Theory visits a recycling plant and sees machines sorting household waste.
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