Portland cleans dirty river, invites residents to take a dip

Friday, July 14, 2017 - 02:52 in Earth & Climate

Portland is well-known as a tree-hugging, outdoorsy city, but the river that powers through its downtown has never been part of that green reputation.

Read the whole article on Physorg

More from Physorg

Latest Science Newsletter

Get the latest and most popular science news articles of the week in your Inbox! It's free!

Check out our next project, Biology.Net