My new book has just been published and is available online as an Open Access free download at
https://iwaponline.com/ebooks/book/744/Water-Energy-and-Environment-A-Primer
Clicking on this URL will bring you to a page showing the cover, several choices under the cover image (pdf, share, ..), and a listing of each individual section and chapter. Clicking on pdf under the cover image will allow you to download the entire book. Chapters can be downloaded individually from the list that follows.
Please bring to the attention of the groups you work with – it’s a freebie!