TY - GEN ED - Television Trust for the Environment. TI - Down to earth PY - 2009/// CY - New Delhi PB - Centre for Science and Environment KW - Africa KW - Social conditions. KW - Sahel KW - Social conditions N2 - ‘Carbon capture’ is the new holy grail of scientists working on climate change strategies. How do we soak up the carbon we’ve been releasing into the atmosphere, fuelling global warming? High tech innovation is one approach - but low cost, low tech approaches might be just as, if not more, valuable. Across Mali and Burkina Faso poor farmers have been turning the desert back to productive farmland by planting trees and improving soils. Earth Report explores the key role they’re playing in the battle against climate change ER -