Mariela Perignon is a student in the 5th year Master's program in Geology at MIT. She is currently studying the channel evolution of the rapidly-changing Suncook River in New Hampshire, and the effects of sudden changes in river channels on the people that live around them. She grew up in Caracas, Venezuela, where it is warm and sunny all year round. She is particularly fond of dirt and its wet counterpart, mud.  email Mariela