Much of Pakistan’s garbage, including its single-use plastic bags, end up tossed or washed up in the country’s waterways, like this otherwise postcard-pretty canal in an upscale suburb of the capital, Islamabad.

Much of Pakistan’s garbage, including its single-use plastic bags, end up tossed or washed up in the country’s waterways, like this otherwise postcard-pretty canal in an upscale suburb of the capital, Islamabad.