An online survey of 800 chemical industry executives conducted by ICIS and Genomatica in May indicates that sustainable chemistry is gaining momentum. Fifty-seven percent of respondents stated that their companies are already conforming with green chemistry practices, and 47% of respondents said their companies are using renewable feedstocks in manufacturing. Green chemistry is a priority for 31% of respondents, compared to 20% who stated it was not. Survey participates cited cost and time as challenges to implementing green chemistry, with 47% of respondents estimating it would take between five and ten years to do so. Technical capabilities of adoption were cited as a challenge by 44% of respondents, and the adaptation of the current infrastructure was a challenge cited by 36%. In addition, 53% noted worries about renewable-feedstock pricing as a concern, while 52% cited feedstock availability as a concern.