EP 209: Ask OV 13 - Winter Filters, Dry Stretches, and Real Talk on Calories

In this episode of Ask OV we dive into fan questions; discussing water filters in the winter, navigating dry stretches, calorie demands on trail, and more. Things we cover in this episode: - How do you keep a backpacking water filter from freezing in winter? - Can I use a water filter in the winter? - How do backpackers get water in the winter without a filter? - Are springs on topographic/trail maps reliable? - What do dotted or dashed blue lines mean on a map? - How many calories do I need per day for backpacking? Chapters: 00:00 – Intro & Summer Trip Recaps 02:45 – Managing Water Filters in Winter & Shoulder Seasons 09:24 – Navigating Water Logistics & Map Reliability 26:01 -- Calorie Demands & Individualized Food Planning 33:46 -- Outro & How to Submit Questions   **Submit Your Questions:** We regularly answer listener questions about backpacking gear, trip logistics, and real-world experiences on the trail.  **Email:** Send your questions to \[support@outdoorvitals.com](mailto:support@outdoorvitals.com). **Voice Message:** Leave an audio question through our SpeakPipe link: https://www.speakpipe.com/LiveUltraLight **Web Chat:** Reach out through the chat widget on the Outdoor Vitals website. Great Backpacking Gear (Support the Podcast): https://bit.ly/3PswpQi