Mild, oxygen turn waste plastics into useful benzoic acid

Journal Reference: Sewon Oh, Erin E. Stache. Chemical Upcycling of Commercial Polystyrene via Catalyst-Controlled Photooxidation. Journal of the American Chemical Society, 2022; 144 (13): 5745 DOI: 10.1021/jacs.2c01411 Styrofoam egg cartons, hard plastic compact disc cases, red drinking cups and many other common products are composed of polystyrene, which makes up a third of landfill waste … Read more

Earthworms like to eat some plastics, but side effects of their digestion are unclear

Journal Reference: Lei Wang, Yawen Peng, Yali Xu, Junjie Zhang, Chunguang Liu, Xuejiao Tang, Yuan Lu, Hongwen Sun. Earthworms’ Degradable Bioplastic Diet of Polylactic Acid: Easy to Break Down and Slow to Excrete. Environmental Science & Technology, 2022; DOI: 10.1021/acs.est.1c08066 Soil is becoming increasingly contaminated by fragments of plastic — especially microplastics less than 5 … Read more

Visible ocean plastics just the tip of the iceberg

Journal Reference: Atsuhiko Isobe, Shinsuke Iwasaki. The fate of missing ocean plastics: Are they just a marine environmental problem? Science of The Total Environment, 2022; 825: 153935 DOI: 10.1016/j.scitotenv.2022.153935 Seeking to simulate the fate of plastics that have made it into our oceans, a new study led by Kyushu University estimates that 25.3 million metric … Read more

Scientists give new lease of life to e-waste plastics

Journal References: Pujiang Shi, Chiew Kei Tan, Zhuoran Wu, Jean-Christophe P. Gabriel, Madhavi Srinivasan, Jong-Min Lee, Chor Yong Tay. Direct reuse of electronic plastic scraps from computer monitor and keyboard to direct stem cell growth and differentiation. Science of The Total Environment, 2021; 151085 DOI: 10.1016/j.scitotenv.2021.151085 Pujiang Shi, Yan Wan, Agnès Grandjean, Jong-Min Lee, Chor … Read more