With all the news about water filtration, water treatment, and other water issues throughout the world, the conversation about water is one of the most relevant in the 21st century. With this in mind, it might be the conversation that should keep going in your Twitter feed with people like Peter Gleik, Cate Lamb, and organizations like Matt Damon’s Water.org. You can read a list of water tweeters you should follow for additional news, tips, and opinions here.