Wait a minute: Are they suggesting that global warming might reduce flooding?

An uncertain future for whitewater boating under climate change | California WaterBlog

With mild climate warming scenarios, the snowmelt peak runoff is less and the decline to summer flows is more gradual, increasing the period of time that these gorges are boatable. With more extreme climate warming scenarios however, many rivers never get high enough in the spring to become boatable, reducing the overall average number of boatable weeks.