In this week's comments update, readers are infuriated by plans for an experiment to dim the sun. 
Bright sparks: readers are appalled to learn that Harvard scientists will attempt to replicate the climate-cooling effect of volcanic eruptions during the 2019 Strospheric Controlled Perturbation Experiment – a controversial attempt to dim the sun.
"This can't be allowed! This is the worst idea I have ever heard," protested Buddyruff777.
Spadestick agreed: "Damn you scientists for messing with nature – haven't you guys done enough damage to the earth" Cane toads, killer bees, genetically modified mosquitoes, nuclear winters..."
"News like this is put out to ease people into accepting what the government has already been doing for years. It's called chemtrailing. But you were called a conspiracy theorist if you spoke about it," suggested Mark Langford. Jason was particularly angry: "They should be charged with assault against everyone they spray this crap over, along with environmental terrorism."
This reader wasn't keen on the experiment, but was on something else:

Have scientists gone too far this time" Join the discussion ›

Cold front: as a reminder of the impact of climate change on the environment, Olafur Eliasson has placed 30 blocks of glacial ice in public spaces across London. The temporary installation, called Ice Watch, has divided commenters. 
"What a p...