Nova (stylized NOVÎ») is an American popular science television series produced by WGBH Boston. It is broadcast on Public Broadcasting Service (PBS) in the U.S., and in more than 100 other countries. The series has won many major television awards.Nova often includes interviews with scientists doing research in the subject areas covered and occasionally includes footage of a particular discovery.t is broadcast on Public Broadcasting Service (PBS) in the U.S., and in more than 100 other countries. The series has won many major television awards. Nova often includes interviews with scientists doing research in the subject areas covered and occasionally includes footage of a particular discovery.
So deflation exerts a depressing effect on spending by raising debt burdens â which, as Fisher also points out, can lead to another kind of vicious circle, in which depressed spending because of rising real debt leads to further deflation.
It causes pollution. Fossil fuels are bad for the environment because they create greenhouse gases which go up in to the atmosphere and magnify the suns heat which can cause ice caps to melt then that leads to the sea level rising which causes flooding and if too much ice melts animals in the Arctic could die.he burning of fossil fuels is bad because it causes carbon dioxide levels to rise in the atmosphere. This extra carbon dioxide adds to the enhanced greenhouse effect causing global warming.