New Mars terraforming idea: engineered, heat-absorbing dust nanoparticles 

 Metal particles made from Martian dust could be released into the sky to raise temperatures on the Red Planet by over 50 degrees Fahrenheit (30 degrees Celsius), a new study suggests. 

https://cdn.mos.cms.futurecdn.net/7zWzTQ8nWnmTK7d7vHfjV6.jpg

https://www.space.com/mars-terraforming-engineered-dust-nanoparticles