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America’s rainfall patterns are changing with the global climate − and making catastrophic flood damage even more costly.

New report: U.S. dams, levees get D grades, need $115 billion in upgrades The American Society of Civil Engineers (ASCE) gave America’s infrastructure a C- grade in its quadrennial assessment issued March 3. ASCE gave the nation’s flood control infrastructure – dams and levees – a D grade. This is a highly concerning assessment, given that climate change is increasingly stressing dams and levees as increased evaporation from the oceans drives heavier precipitation events. U.S. dams need $93.6 billion in upgrades The group’s 2021 report card gave the nation’s 91,000-plus dams a D ...

Environmental News For The Week Ending 16January 2019 This is a collection of interesting news articles about the environment and related topics published last week. This is usually a Tuesday evening regular post at GEI (but can be posted at other times). Please share this article - Go to very top of page, right hand side, for social media buttons. Note: Because of the high volume of news regarding the coronavirus outbreak, that news has been published separately: Summary: New US Covid infections for the week ending January 16th were 8.5% below those of the week ending January 9th, so it ap...

 E-Mail IMAGE: Blue boxes indicate change in high flow frequency during each season. High-flow seasons are not decreasing in any region in the U.S. and Canada. Red boxes indicate where low-flow events... view more  Credit: Figure courtesy of Evan Dethier. HANOVER, N.H. - January 7, 2021 - The number of "extreme streamflow" events observed in river systems have increased significantly across the United States and Canada over the last century, according to a study from Dartmouth College. In regions where water runoff from snowmelt is a main contributor to river streamflow, the study f...

Share This The number of “extreme streamflow” events observed in river systems have increased significantly across the United States and Canada over the last century, according to a study from Dartmouth College. The number of “extreme streamflow” events observed in river systems have increased significantly across the United States and Canada over the last century, according to a study from Dartmouth College. In regions where water runoff from snowmelt is a main contributor to river streamflow, the study found a rise in extreme events, such as flooding. In drought-prone regions in the...