Fishing for DNA – how a cup of river water can reveal secrets about human health, pollution and biodiversity ^35.5%

The Conversation - By Jenny Whilde - 7/7/2026, 12:14 PM

Ambiguity (Equivocation) 56.9% - Overconfidence Bias 27.2% - Appeal to Emotion 14.2%

The DNA in a single cup of water can track wildlife, monitor pollution and survey pathogens in waterways and their surroundings, all at the same time. DNA is contained in each cell of every plant, animal, fungus and microbe. It carries the genetic instructions needed for an organism’s survival, growth and function, and the DNA of each... more