sustainable-extraction
Sustainable extraction refers to methods of obtaining valuable compounds from plant materials—such as bioactive molecules, pigments, or essential oils—using processes that minimize environmental impact, reduce waste, and preserve ecological resources. In plant science, developing sustainable extraction techniques is critical for responsibly harnessing the chemical diversity of plant life, enabling researchers and industries to access phytochemicals for medicine, agriculture, and food applications without depleting wild populations or generating harmful byproducts. These approaches often integrate green chemistry principles, novel solvents, and optimized protocols to maximize yield while maintaining the integrity of both the extracted compounds and the source ecosystems.
open_in_new WikipediaPubMed · 2026-04-01
Scientists developed a fast, sensitive fluorescence test to measure how much dysprosium—a rare-earth metal used in electric motors and wind turbines—plants absorb into their tissues, paving the way for using plants to mine this critical material from waste sources.
The fluorescence assay can detect dysprosium at concentrations as low as 0.07 μM, with a detection limit of 0.2 μM even in complex plant tissue samples.
Sodium tungstate was incorporated into the method to improve accuracy when measuring dysprosium inside plant matrices.
The high-throughput design of the assay enables efficient screening of many plant species for their rare-earth accumulation potential.