Nuevo Laredo was dumping millions of gallons of sewage a day into the Rio Grande. The U.S. and Mexico worked together to find a solution.By Martha Pskowski, photos by Brenda BazánFor years, raw sewage has flowed into the Rio Grande from a beleaguered wastewater treatment plant in Nuevo Laredo, Mexico. <div class=\“icn-parallax-slide__content
Observations from the Little Bunker
Last updated: December 07, 2025 06:13 PM
Atmospheric COâ‚‚
427.2 ppm
+17.6
ppm/year
Atmospheric CHâ‚„
1930.95 ppb
+-3.5
ppb/year
Global Temperature
+1.48 °C
Peak: +1.73°C
World Population
8.1 billion
+67
million/year