At The Optimist Daily we are convinced that organic agriculture can feed the world in a healthy way. But on the way to that ultimate goal we may need some help from technology. Here’s an example: The U.S. Air Force is experimenting with a device that removes weeds without the use of toxic herbicides. The “wand” zaps a concentrated beam of light and heat that kills the plants’ leaves and roots.
Killing weeds with light beams, not pesticides
More of Today's Solutions
How citizen scientists are driving tangible change in Australia
Citizen science has evolved as a formidable force in conservation, propelled by regular people's passion and dedication to conserving our planet's irreplaceable ecosystems. Citizen ...
Read MoreMeet Dr. Wade: writer of thousands of Wikipedia pages for women scientists
Though the world has made some strides in gender equality, there is certainly still room for improvement, especially in the field of science, technology, ...
Read MoreArt preserves endangered flora in Himalayas—where conservation and culture co...
"In 2002, I was returning to Kalimpong in the eastern Himalaya region of India, and I found numerous trees had been cut down for ...
Read MorePrescribed thinning and controlled burns critical in preventing California wi...
A pioneering two-decade-long study done in California's Sierra Nevada mountains confirms the effectiveness of forest management strategies such as restorative thinning and regulated burning ...
Read More
