Entries by Ingeoexpert

Dinosaurs from the Cretaceous period

The Cretaceous period is the third and last geological period from the Mesozoic Era. It’s divided as: Upper Cretaceous and Lower Cretaceous. It started after the Jurassic Period and lasted 79 million of years, during which 70% of the existing species and practically all dinosaurs were extinguished.  The highlight of the Lower Cretaceous was the […]

What is The Seismic Tomography?

Seismic tomography is a technique for imaging the subsurface of the Earth based on seismic waves produced by earthquakes or seismic activity. Over recent weeks tomography has gained media attention after it was applied to one of the 7 Wonders of the World; the Pyramids of Egypt. The news is very interesting in terms of human knowledge. […]

Causes of climate change

When we talk about climate change, sometimes referred to as global warming although it is not the same, we are talking about a significant and lasting change in weather patterns over long periods of time (ranging from decades to millions of years). These changes to the weather are not of a specific kind, but are caused […]

What is acid rain?

Everyone has heard about acid rain but few know exactly what it is and what causes it. Acid rain is any type of precipitation with elevated levels of sulfuric acid and nitric acid. It is not only the liquid rain we are familiar with; it is also present in snow, fog, hail, dew, mist and suspended […]