About Sickle Cell disease Sickle cell disease is a group of inherited red blood cell disorders that affect hemoglobin, the protein that carries oxygen through the body. Normally, red blood cells are disc-shaped and flexible enough to move easily through …
Context The Great Barrier Reef is in the grip of a mass coral bleaching event driven by rising global temperatures. About Coral reefs Coral reefs are large underwater structures composed of the skeletons of colonial marine invertebrates called coral. The …
Context A recent UN report revealed that in the near future an increase in water demand will be generated not by an increasing population, but by economic growth. Water Scarcity Water scarcity is the lack of fresh water resources to …
What are heat waves? A Heat Wave is defined as a period of abnormally high temperatures over a region. The heat wave is considered when the maximum temperature of the region reaches at least 40 degrees Celsius for plains and …