Among one the Middle East’s most ancient technologies is the windcatcher, or bâdgir in Persian. These remarkable structures are a common sight soaring above the rooftops of Persia.
Mountain lions, also called cougars, may be found from the Canadian Yukon to the southern Andes of South America. They possess the largest territory of any wild mammal.
With rapidly changing climates, it helps to understand which foods grow best in hotter climates.
To determine the direction, or bearing, from one point to another, you need a compass as well as a map. Most compasses are marked with the four cardinal points—north, east, south, and west—but some are marked additionally with the number of degrees in a circle (360: north is 0 or 360, east is 90, south…
You can use nature to determine the general north/south direction in a pinch. Moss, puddles, snow melt patterns, rings in a tree stump, even animal behavior can be used to help you determine your north and south direction of travel.
In a wilderness survival situation, you can determine direction using “markers” in the sky, constellations and key stars, that point the way North or South. The astronomical objects to use for nighttime navigation are dependent upon your location – Northern Hemisphere or Southern Hemisphere.
The earth’s relationship to the sun can help you to determine direction (celestial navigation). Shadows will move in the opposite direction of the sun (shadows move from west to east). There are various methods you can use to determine the time or direction using the sun and shadows.