Simple Solution Cover - ups are machine washable diapers designed for heavy seasonal flow or serious cases of urination. (doggytoggery.com)
Dark, narrow streaks on Martian slopes such as these at Hale Crater are inferred to be formed by seasonal flow of water on contemporary Mars. (sciencedaily.com)
But environmentalists fear changed seasonal flows of the river will destroy the river's fisheries, one of the region's most important sources of food (see Map). (newscientist.com)