Quark 2025 SustainabilityReport web

WEATHER STATION ON ULTRAMARINE: FILLING METEOROLOGICAL DATA GAPS FROM THE POLAR REGIONS Weather forecasting depends on complex computer models that solve fluid flow equations for the atmosphere. These models must be constantly calibrated with ground-based data to stay accurate. While coverage is strong in mid-latitudes, it’s sparse in the Arctic and Antarctic—where Quark Expeditions operates. Our technologically-advanced Ultramarine is one of only five expedition vessels in the world with European Common Automatic Weather Station (EUCAWS) technology. This automated system records position, course, speed, atmospheric pressure, temperature, humidity, as well as wind speed and direction hourly. Such data is critical in the Polar Regions, with few weather stations and limited ship traffic. Guests can also contribute manual observations on wave heights, sea ice and atmospheric conditions. This data can be part of informal “weather club” discussions in the Panorama Lounge after dinner, connecting guests with the science around them. All data is open source and shared with the German Weather Service and World Meteorological Organization. Forecast centers worldwide download and use it to improve models, including apps like Windy.

Sustainability Report 2024: Our Commitment to Conservation & Community | 19

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