Short answer: yes, a Jain can go snowboarding, as long as it is done with mindful adherence to ahimsa (non-violence) and with proper consideration for safety, the environment, and one's duties.

Key points to keep in mind:

• Non-violence to all living beings: avoid harming animals or insects in the environment, and be careful not to disturb wildlife.
• Safety and self-control: use protective gear, ride responsibly, and avoid dangerous stunts that could lead to injury.
• Moderation and intention: use the activity as a balanced recreation, not as a source of harm, attachment, or distraction from important duties.
• For ascetics: Jain monks and nuns typically renounce such worldly sports, focusing on renunciation and spiritual practice; lay Jains may participate with restraint and awareness.

If you’re unsure, reflect on whether the activity fosters mindfulness, compassion, and non-harm in your situation.