Which is an effect of global warming? o increasing carbon dioxide in the atmosphere
O increasing greenhouse gas concentration in air
O rising sea level over a period of time
changing seasons every year

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d