Share on Google Plus. An illegal u-turn is when an individual performs a u-turn in an unauthorized zone where a sign is posted. Illegal u-turns are considered traffic violations, and individuals who are found guilty of this violation could end up with serious fines and penalties.
AQUAGUIDE POND MANAGEMENT SERIES What is it? Turnover is the gentle, natural mixing of pond and lake waters.It is caused by changing temperatures in surface watersbrought on by the progression of the seasons. In Missouriâscontinental-temperate climate, most ponds and lakes turn overin both the fall and the spring.
From Wikipedia, the free encyclopedia. Lake Nyos, silty after a limnic eruption. A limnic eruption, also referred to as a lake overturn, is a rare type of natural disaster in which dissolved carbon dioxide (CO 2) suddenly erupts from deep lake water, suffocating wildlife, livestock and humans.Such an eruption may also cause tsunamis in the lake as the rising CO 2 displaces water.Scientists believe earthquakes, volcanic activity, or explosions can trigger such an eruption.uch an eruption may also cause tsunamis in the lake as the rising CO 2 displaces water. Scientists believe earthquakes, volcanic activity, or explosions can trigger such an eruption.