Which crop ranks first in total land area seeded to grains?

Corn ranks first in total land area seeded to grains globally, primarily due to its versatile use and high demand in both food production and biofuel. Corn is not only a staple crop for human consumption in many parts of the world, but it is also vital for livestock feed and serves as a key ingredient in the production of various products, including sweeteners, oils, and plastics.

The extensive adaptability of corn to different climates and its ability to be cultivated in a wide variety of soil types contribute to its large planting area. Additionally, advancements in agricultural technology, such as genetically modified organisms (GMOs), have allowed farmers to increase yields per acre, further solidifying corn's position as the leading grain crop globally.

In contrast, while wheat and rice are also significant crops, they do not command as vast an area as corn does worldwide, particularly in regions like the United States, where corn production is heavily prioritized. Sorghum, although important, particularly in drought-prone areas, does not have the same level of widespread cultivation as corn.