Trees are an essential part of our environment There can be no doubt about the usefulness of trees. We need oxygen for living and trees to provide us with oxygen.

Blood donation is safe for healthy adults. There's no risk of contracting the disease. New, sterile equipment is used for each donor. Some people may feel nauseous, lightheaded, or dizzy after donating blood.

In modern cities around the world, including Toronto and Sydney, people and city corporations are helping each other digitally in the interest of waste management, but not much has been done in our country yet.