Pat shrimp dry and toss with chili powder, cumin, garlic powder, and salt.
Heat olive oil in a large skillet over medium-high heat.
Add shrimp to the skillet and cook for 2 to 3 minutes per side until pink and firm.
Combine cooked brown rice with lime juice and chopped cilantro in a mixing bowl.
Distribute the cilantro lime rice evenly between two bowls.
Layer each bowl with black beans, shredded cabbage, and the cooked shrimp.
Garnish with avocado slices and a dollop of Greek yogurt before serving.