Indigenous protesters smeared red urucum seed paste on the faces of business leaders who are pushing for the construction of a railway in the Amazon that will destroy the environment for numerous communities.
At a public consultation event, these business leaders had come to endorse the Ferrogrão railway, which will cause environmental damage affecting fourteen Indigenous communities in the Amazon. Representatives from each of those communities came to voice their opposition.
Brazil’s Ministry of Transport will make the final decision. However, it comes just as there’s growing concern about climate disaster following the deadly floods in Rio Grande do Sul, a region bordering Uruguay, where over 100 people have died and well over 100,000 have been displaced.
How a book written in 1910 could teach you calculus better than several books of today
[Calculus Made Easy, by Silvanus P. Thompson, 1910 - full text pdf: https://t.co/W4gspJoGQc or with the table of contents: https://t.co/55dkZAeGmv]
Richard Feynman's Lectures on Physics are timeless: their main strength is in demonstrating how to reason about physics. You may not know all the lectures are completely online:
Volume 1: https://t.co/yDpyRViG61
Volume 2: https://t.co/oEctaDhy2X
Volume 3: https://t.co/eXS03nu9fE
'Wastewater treatment plants are a major source of greenhouse gases in cities and we need to start treating them like that.'
(via @grist) https://t.co/Q2X6s5V3Pg
A fan of the book written by two National Academy members (@HastieTrevor, @robtibshirani) and two COPPS winners (@robtibshirani, @daniela_witten)? Love the second edition but still want more? Stay tuned for the next installment.
We just shared in our Zenodo Community our lab-trick to etch SiO2 without using hydrofluoric acid (HF).
I will briefly explain it in this 🧵 but you can check the whole text here:
https://t.co/pnV8cDPIys