Feb 5, 2024
Algae Growth Linked to Atmospheric Dust: Insights from Pioneering Research
Posted by Laurence Tognetti, Labroots Inc. in categories: climatology, computing, sustainability
Dr. Janice Brahney: “Only recently have we started to see troubling outbreaks of toxic algal blooms in mountain environments. So, these changes are happening fast and are really concerning. It’s important we get to the bottom of this.”
What impact does atmospheric dust have on algae? This is what a recent study published in Global Change Biology hopes to address as a team of researchers from Utah State University (USU) investigated how increased dust concentrations in the Earth’s atmosphere could lead to larger algae blooms, impacting life on both land and in the oceans. This study holds the potential to help scientists better understand the acceptable amounts of dust and algae on the Earth and their impact on aquatic life, specifically in mountain ranges across the globe. The reason mountain headwater regions were the focus of the study was because they provide approximately 50% of the world’s population with fresh water.
“Only recently have we started to see troubling outbreaks of toxic algal blooms in mountain environments,” said Dr. Janice Brahney, who is an associate professor in the Watershed Sciences Department at USU and a co-author on the study. “So, these changes are happening fast and are really concerning. It’s important we get to the bottom of this. Toxic blooms in mountain lakes like the ones we’ve seen recently in remote mountain lakes are unprecedented.”
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