Overall, it is undeniable that the atmosphere has been warming, with 2016 the warmest year on record.
https://www.nasa.gov/press-release/nasa-noaa-data-show-2016-warmest-year-on-record-globally

And see the graph in this article charting global average temperatures since 1880:
https://earthobservatory.nasa.gov/Features/WorldOfChange/decadaltemp.php

Now, KJ, I know that you think that NASA and NOAA are part of the "conspiracy," but I'll trust them more than right-wing billionaire and libertarian funded so-called "think tanks." Especially when those billionaires are in the fossil fuel business!