مقالات بقلم صلاح حسنين

Air Pollution in Cairo - The Cost
Air Pollution in Cairo - The Cost
بقلم: صلاح حسنين في: السبت 9 مايو 2020 - التصنيف: علوم

The air pollution in Cairo is a matter of serious concern. The air quality  in downtown Cairo is more than 10 to 100 folds of acceptable world standards. Air pollutants that are very high are par...

WHAT TO DO FOR THE ENVIRONMENT IN EGYPT
WHAT TO DO FOR THE ENVIRONMENT IN EGYPT
بقلم: صلاح حسنين في: الخميس 16 نوفمبر 2017 - التصنيف: نصوص نثرية

THE CHALLENGE The fast increase in air, water and soil pollution in Egypt has become a real threat to the people’s health. If we continue the present course, we shall be faced with a catastro...

The History of Planet Earth
The History of Planet Earth
بقلم: صلاح حسنين في: الخميس 16 نوفمبر 2017 - التصنيف: علوم

If we compress the history of our plant earth  (4.5 Billion years) in one year, we will find some amazing facts. In the first four months of that year, the earth was very inhospitable, viole...

Democracy & Liberty
Democracy & Liberty
بقلم: صلاح حسنين في: الخميس 16 نوفمبر 2017 - التصنيف: نصوص نثرية

Democracy is a political system where the elected representatives of the people hold power. Liberty is the power to live and act independently and freely without compulsion. Most people think that...