1: 1. Leonardo DiCaprio: Save energy by using energy-efficient appliances, powering down unused electronics, and investing in renewable energy sources.

2: 2. Emma Watson: Embrace slow fashion by shopping secondhand, supporting sustainable brands, and practicing clothing swaps.

3: 3. Gisele Bündchen: Reduce water wastage by fixing leaks, taking shorter showers, and using water-efficient appliances.

4: 4. Kristen Bell: Minimize food waste by meal planning, composting leftovers, and buying only what you need.

5: 5. Ian Somerhalder: Opt for eco-friendly transportation, such as biking or carpooling, to reduce air pollution and carbon emissions.

6: 6. Emma Thompson: Choose organic and locally grown produce, support farmers markets, and reduce pesticide use on your food.

7: 7. Mark Ruffalo: Cut down on single-use plastics by using reusable bags, water bottles, and utensils in your daily life.

8: 8. Alicia Silverstone: Switch to plant-based diets or reduce meat consumption to decrease greenhouse gas emissions and support animal welfare.

9: 9. Pharrell Williams: Educate yourself and others about sustainable living practices, encouraging positive change in your community and beyond.