we wilill look at exporting g to local african markets -- zambia, zimbabwe, namibia, botswana, mosambique we have a very good presence in all these markets. and ononce it's proven here, e will i introduce it into those markets. >> experts estimate that by 2030, south africa can reduce its co2 emissions by 2 million tons alone through better insulation and propane-based cooling units. it's a first step toward making south africa's refrigerated transport climate-friendly. and that is urgently needed to sustain the sector's rapid growth. >> that's all for today. but do get in touch. write to us at global3000@dw.com, or via facebook, dw global society. see you next time. [captioning performed by the national captioning institute, which is responsible for its caption content and accuracy. visit ncicap.org] (world music) (dramatic music) - [malalai] my name is malalai joya. i am a human rights activist.