This visualization breaks down U.S. oil imports by country for 2021, showing the split by OPEC and non-OPEC nations.
The U.S. and Russia combined for 57% of all global arms transfers in the last decade. This graphic highlights their 50 biggest trade partners.
Wind energy is the largest source of renewable electricity in North America. This graphic maps U.S. states by wind electricity generation.
Nine countries currently possess all the world's nuclear warheads. This animation visualizes how the global nuclear arsenal has changed since 1945.