Time to give due weight to the 'carbon footprint' issue.
Hammond
Geoffrey
G
D002244:Carbon / Q000032:analysis* / Q000378:metabolism*; D002245:Carbon Dioxide / Q000032:analysis / Q000378:metabolism; D017752:Greenhouse Effect; D009626:Terminology as Topic; D013997:Time Factors
D002245:Carbon Dioxide; D002244:Carbon