A decades-old treaty governing water sharing of the Rio Grande is under severe strain as climate change brings harsher droughts. Communities in Mexico face severe water shortages while political and industrial pressures escalate tensions with the U.S. Our Correspondent Alasdair Baverstock reports from the northern Mexican border.

Source: U.S.-Mexico Water Dispute Escalates: Climate change strains 80-year-old Rio Grande treaty – CGTN