What two trends are commonly seen in modern monthly co2 concentration charts? ?

The 2 trends that are commonly seen in modern concentration chart , first it is increasing. Since the star of industrial revolution the amount of co2 increases with time. The second trend is that the temperature also increases because it is a green house gas which causes the global warming.

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them