https://www.cps.org.uk/files/reports/original/201001000814-CPSUPWARDLYMOBILE2.pdf
https://www.ips-journal.eu/topics/economy-and-ecology/taking-the-fields-to-the-streets-7288/
https://www.wto.org/english/tratop_e/envir_e/trade-climate-change_info_brief_no7_e.pdf