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Feeding the Sustainable City

The Green Changemakers

Mwale , Lusaka, Zambia The Development Challenge: Can agriculture succeed in the urban environment? Thanks to pioneering research initially led by Canada’s International Development Research Centre ( IDRC ), many Southern cities are now re-examining their attitude to urban agriculture.

2010 52

Solar power for the poor: facts and figures

The Green Changemakers

The International Energy Agency calculates that, in 2007, solar PV and solar-thermal contributed less than 0.2 Source: Household Energy Network By 2007, more than 2.5 And despite high capital outlays and ongoing battery and maintenance costs, off-grid solar systems can save money.

2010 73