Final answer:
Requiring industries to recycle 25% of plastics in their manufacturing process is an example of a sustainable environmental policy. It falls under the domain of Environmental Science within the field of Social Studies.
Step-by-step explanation:
Requiring industries to recycle 25% of plastics in their manufacturing process is an example of a sustainable environmental policy. It falls under the domain of Environmental Science within the field of Social Studies. Recycling is an effective solution to reduce environmental contamination and conserve resources. By mandating industries to recycle plastic waste, it promotes responsible waste management and contributes to a more sustainable future.