While the theory of first flush is straightforward, first flush may not be observed for one or more of the following reasons: 1  The drainage characteristics of the catchment may prevent it. 2  The pollutants may not be very mobile. 3  Pollutant sources that are effectively continuous may exist within the catchment.
Jenna Dewan Tatum to Host and Mentor for Jennifer Lopez's NBC Show World of Dance. Looks like Jenna Dewan Tatum has nabbed a new gig for the new year â sheâll serve as the host of Jennifer Lopezâs NBC show World of Dance. The 36-year-old actress and dancer joins judges Derek Hough, NE-YO and Lopez on the 10-episode series, which features dancers competing for a $1 million grand prize, according to Deadline Hollywood.
Soon after, Colleen became the music host for LiveNation. She also served as host of US Weeklyâs 2012 Emmy Awards livestream and has appeared as a dance expert on both Bravoâs Millionaire Matchmaker and the Dancing with the Stars Afterparty, as well as a music expert on ABCâs Duets Afterparty.