Sustainable brewing refers to the practice of producing beer in an environmentally friendly manner. This involves using renewable energy sources, such as solar or wind power, to reduce carbon emissions. Additionally, sustainable breweries often prioritize local ingredients, minimizing transportation impacts and supporting local farmers. Water conservation is another key aspect of sustainable brewing. Breweries implement techniques to reduce water usage during the brewing process and recycle wastewater. Many also focus on waste management by composting spent grains and using eco-friendly packaging, contributing to a more sustainable beer industry overall.