Fracking is shorthand for hydraulic fracturing, a type of drilling that has been used commercially for 65 years.
The climate of Shanghai in december is bad. The weather in december in Shanghai is relatively dry (with 67mm of rainfall over 7 days). The weather's not getting better compared to the previous month since in november there is an average of 59mm of rainfall over 6 days. The climate is quite cold here the month of december, but it is endurable when dressing cosy.
Shanghai has a humid subtropical climate with four distinct seasons. Winters arecold and temperatures sometimes drop below zero. Snow seldom falls. Incontrast, summers tend to be hot and humid. The annual precipitation is 1,200 mm (47 inches). June through to September are the rainy months.