News Earth Reactive dust from Great Salt Lake may have health consequences When inhaled, metals left by the shrinking lake could cause inflammation As the Great Salt Lake shrinks, it leaves behind dust with a higher oxidative potential, a measure of reactivity, than dust from other nearby lakes. Justin Sullivan/Getty Images News Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Skyler Ware 18 hours ago Dust pollution is known to contribute to asthma and heart and lung disease. But dust blowing from Utah’s Great Salt Lake could pack an extra unwanted punch. Metals in the dust and sediment from around Great Salt Lake are more reactive than dust from nearby lake beds, researchers report in the November Atmospheric Environment.