extremophiles
Extremophiles are organisms capable of thriving in environmental conditions that would be lethal to most life, including extremes of temperature, salinity, pH, pressure, or radiation. In plant science, studying extremophilic plants and their close relatives reveals the genetic and physiological mechanisms that underlie stress tolerance, offering insights into how crops might be engineered or bred to survive harsh conditions such as drought, high salinity, or intense UV exposure. This research is increasingly important as climate change pushes agricultural systems toward more extreme environmental boundaries.
open_in_new WikipediaPubMed · 2026-05-05
Scientists discovered that bacteria living in extreme Egyptian hot springs have a surprising ability to break down toxic chemicals and cycle sulfur — two processes that could be harnessed to clean up polluted soils and water.
Bacteria at 75°C showed the highest microbial diversity and the greatest predicted capacity for dissimilatory sulfate reduction among the three sites.
13 genes linked to biodegradation pathways — including breakdown of catechol, xylene, and halogenated compounds — were identified across all three hot spring sites.
Heat-stress protein distribution varied by temperature: HspQ and Hsp33 peaked at 70°C, while HSP20 and DnaK were most abundant at 75°C.