Here are some suggestions for healthy and environmentally-friendly activities you can enjoy on your free weekends.

1. Hiking or Nature Walks: Explore local parks, nature reserves, or hiking trails. It's a great way to connect with nature and get some exercise.

2. Cycling or Biking: Use a bicycle for transportation or leisure. It's a low-impact exercise that's also eco-friendly.

3. Picnic in the Park: Pack a healthy, homemade lunch with reusable containers and enjoy it outdoors. Bring a blanket and some games for extra fun.

4. Gardening: Cultivate your own garden or volunteer at a community garden. This is not only healthy but also great for the environment.

5. Kayaking or Canoeing: If you have access to a body of water, consider spending a day paddling around. It's a fantastic way to get a full-body workout while enjoying the outdoors.

6. Outdoor Yoga or Tai Chi: Find a local park or quiet spot to practice yoga or tai chi. It's a wonderful way to connect with your body and nature simultaneously.

7. Birdwatching: Grab a pair of binoculars and a field guide, then head to a local birding hotspot. It's a relaxing way to appreciate nature.

8. Volunteer for Environmental Causes: Join a local group or organization focused on environmental conservation. You might participate in tree planting, cleaning up parks, or other community service activities.

9. DIY Natural Beauty Products Workshop: Learn to make your own eco-friendly beauty and skincare products using natural ingredients.

10. Cooking or Baking with Locally Sourced Ingredients: Visit a farmers' market or local farm to gather fresh, seasonal ingredients for a delicious meal.

11. Photography Walks: Take a camera or smartphone and capture the beauty of the natural world around you. It encourages mindfulness and appreciation of your environment.

12. Stargazing: Find a dark spot away from city lights and observe the night sky. It's not only beautiful but also a great way to appreciate the cosmos.

13. Upcycling or DIY Crafts: Turn old or unused items into something new and useful. This can be both a creative and environmentally-friendly activity.

14. Visit a Sustainable Attraction: Look for eco-friendly attractions in your area, such as botanical gardens, wildlife sanctuaries, or sustainable farms.

15. Nature Scavenger Hunt: Create a list of natural items (leaves, rocks, etc.) and challenge yourself or your friends to find them in a local park or natural area.

Remember to be mindful of Leave No Trace principles and practice responsible outdoor ethics. Have a SWELL weekend while also being kind to the environment!