Tag Archives: science

Mass Movement/Mass wasting/Slope Movement

When the gravitational force acting on a slope exceeds its resisting force, slope failure (mass wasting) occurs. The slope material’s strength and cohesion and the amount of internal friction between material help maintain the slope’s stability and are known collectively … Continue reading

Posted in earth | Tagged , , , , , | 4 Comments

Islanders Battling Food Shortage using ‘Aquaponics’

A pilot aquaponics experiment is now underway in the Cook Islands that has the potential to become the South Pacific region’s best chance for preventing food shortages. Aquaponics  is a sustainable food production system that combines a traditional aquaculture (raising … Continue reading

Posted in BIODIVERSITY, water | Tagged , , , , | 2 Comments

The History and Future of Satellite Communications

Guest Post by Philip J Reed on behalf of WildBlue Satellites help form the foundation of the global telecommunications network comprising telephone, television, and Internet services. They allow anyone in any location to pick up a cell phone and dial … Continue reading

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Vertical Farming:Agriculture of Future

The Problem By the year 2050, nearly 80% of the earth’s population will reside in urban centers. Applying the most conservative estimates to current demographic trends, the human population will increase by about 3 billion people during the interim. An … Continue reading

Posted in BIODIVERSITY, Cities, opinions | Tagged , , , | 3 Comments