Why do producers grow cotton? If they weren't allowed to, would there automatically be less water used by these producers?

Producers grow cotton for a variety of reasons. Cotton is a versatile crop that can be used in a wide range of products, from clothing and home furnishings to industrial products like cottonseed oil and cellulose. It's also a crop that can be grown in many different climates and soil types, making it a viable option for farmers in many parts of the world.

As for the second part of your question, it's not necessarily true that less water would be used if producers weren't allowed to grow cotton. While cotton is known to be a water-intensive crop, the water usage of a farm depends on many factors, including the type of crop grown, the farming methods used, and the local climate. If a farmer switched from growing cotton to another crop that requires a similar amount of water, or if they used inefficient irrigation methods, their water usage might not decrease. In fact, it could potentially increase.

However, if farmers were to switch to crops that are less water-intensive and use efficient irrigation methods, it's possible that overall water usage could decrease. But this would also depend on other factors, such as changes in market demand for different crops and the economic viability of growing less water-intensive crops.