Satellite Pollution: An Overview
In the 1950s, the world was a very different place. Radio and television signals could only be received by those who lived near the...
What is Geodetic Surveying
Geodetic surveying, or surveying for short, is the second oldest profession in civilization. Geodetic surveying is the science of measuring the Earth. The Pharaohs...
Ozone Layer Depletion – Causes, Effects and Solutions
The decrease in ozone concentration in the middle layers of the atmosphere - mainly in the stratosphere - is extremely damaging to life on...
The arc Lamp, the First Electric Lighting
The electrification of cities and public lighting has been a challenge and an improvement for all societies.
We are going to talk today is the coal...
Motion In The Oceanic Currents: Scientists Find Out Why
The constant and dynamic movement of the ocean is more intense and visible on the surface. Waves, tides and surface currents promote the mixing...