Science news articles about 'threshold concentration'

... to the characterization of selenium as a "time bomb" that can be fused by exceeding a narrow threshold concentration in ecosystems through anthropogenic activities. Ironically, an estimated 0.5 to 1 ...

... CTCF present in the system reached a critical threshold - a concentration of around 0.1 mg ... successful X inactivation. However once the threshold concentration is reached it produces a tipping point ...