Polar Zenithal Stereographic Projection – In Details

Introduction In Polar Zenithal Stereographic Projection, a 2-dimensional plane of projection touches the generating globe at…

Bonne’s projection – In Details

Introduction In Bonne’s projection, a simple right circular cone is supposed to touch the generating globe…

Mercator’s projection – Detailed Discussion

Introduction The Mercator’s Projection is a cylindrical orthomorphic projection designed by Flemish, Mercator, and Wright. In…

Cylindrical Equal Area Projection

                        Cylindrical Equal Area Projection is a non-perspective projection developed by Lambert (1772).  In this projection,…

Map Projection in Geography

What is map projection? Map projection is defined as the systematic drawing of a network or…

Simple Conical Projection with one standard parallel

Introduction: A simple circular cone touches the generating globe along a particular parallel on which parallel…

Identification of Rock in hand specimen

Introduction In nature, we generally see the earth crest which is made up of rocks. Unconsolidated…

Adventurous sea expedition of Ferdinand Magellan | ফার্দিনান্দ ম্যাগেলানের দুঃসাহসিক সমুদ্র অভিযান

Introduction Ferdinand Magellan was one of the most adventurous seafarers in Portugal. He had the distinction…

Discovery of the sea route to India by Vasco da Gama | ভাস্কো দা গামার ভারতে সমুদ্রপথের আবিষ্কার

Introduction When the Spaniards invaded the West, the Portuguese were looking for a way to India…

Rocks and Minerals – Identification of minerals

Introduction:  The mineral is an inorganic homogeneous natural substance usually crystalline with a definite chemical composition.…