I live in Carefree Arizona and my orange trees are loaded with fruit however all of the oranges are green and not turning orange. What is going on
Citrus fruits can take a long time to ripen. This article is about lemons, but the advice applies to all citrus trees:
Some non-commercial varieties of orange can have greenish skin when ripe- try one and see how it tastes.
Also check this article in case your tree has symptoms of citrus greening: