in three sentences What role have las pepenadores played in México, and what has been the result? Write your answer in English.

Las pepenadores in Mexico have played a crucial role in waste management, sorting through discarded materials to salvage recyclables for income. Their work has helped reduce the amount of waste sent to landfills and has contributed to the informal recycling economy in the country. However, many pepenadores face poor working conditions, low pay, and health risks due to exposure to hazardous materials.