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A wide range of human activities, when not properly managed affect healthy functioning of ocean ecosystems, such as habitat modifications, point and non-point source pollution, fishing, and other resource extraction activities. Ocean ecosystems are also affected by shifts in weather and climate...

Streak Test: The color of a mineral when it is powdered is called the streak of the mineral. Crushing and powdering a mineral eliminates some of the effects of impurities and structural flaws, and is therefore more diagnostic for some minerals than their color. Streak can be determined for any...

Determining the causes of the accident was not easy, because there was no experience of comparable events to refer to. Eyewitness reports, measurements carried out after the accident, and experimental reconstructions were necessary. The causes of the accident are still described as a fateful...

You can begin saving Earth's future in your everyday activities at home or outdoor. Recycling is one of the better idea you can do as a concerned person. Here are some information to get started with: 1. Recycle Aluminum - Recycling one aluminum can saves enough energy to run a TV for three...

Alnilam, the middle star in Orion's Belt is brilliant blue in color. The brightness is due to a combination of high surface temperature and large surface area. Its surface temperature is about 25,000°C (45,000°F), which is four times hotter than the Sun. Alnilam will eventually turn into red...