Which of the following statements about global carbon emissions are correct?
A.
In 2013, the largest national contributions to the net growth in total global carbon emissions in 2013 were China (58% of the growth), US (20% of the growth), India (17% of the growth), and EU28 (a decrease by 11% of the growth).
B.
From 1870 to 2014, cumulative carbon emissions totaled about 545 Gt