TY - BOOK AU - Tillekeratne L M K TI - Carbon negative products on global warming and climate change and their impact on agriculture PB - Climate change, low carbon economy and sustainable natural rubber industry: Preprints of proceedings of IRRDB International Rubber Conference 2010, 18-19 October 2010 Sanya, Hainan, China, pp. 3-6. KW - Climate change KW - Global warming ER -