Assessing and Managing Pediatric Cardiac Rhythm Disturbances. Arrhythmia: Absence or disruption of cardiac electrical activity resulting in abnormality in the heart's normal rhythmic pattern. Bradycardia: A heart rate below the normal limit for age.
Throughout the world, about 900 million trees are cut down annually, as of 2014. That equates to about 2.47 million trees cut down every day. These trees are used to make everything from lumber and paper to deodorant and food additives. Continue Reading.
One acre of trees annually consumes the amount of carbon dioxide equivalent to that produced by driving an average car for 26,000 miles. That same acre of trees also produces enough oxygen for 18 people to breathe for a year.. - New York Times.  A 100-ft tree, 18 diameter at its base, produces 6,000 pounds of oxygen.. - Northwest Territories Forest Management. On average, one tree produces nearly 260 pounds of oxygen each year. Two mature trees can provide enough oxygen for a family of four.. - Environment Canada, Canada's national environmental agency.