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This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

This article is part of the Spring 2016 issue of the Earth Science Matters Newsletter. 

USGS wishes to honor all mothers, of all species. Many of our research findings have and are shedding light on the lives of non-human moms.  

A recent scientific study shows new, important information about how groundwater cannot only contribute nutrients such as nitrogen to lakes, but can...