Earth Day is celebrated worldwide on April 22 yearly to raise public awareness about the environment and inspire people to save and protect it. The theme for this year’s Earth Day 2021 is “Restore…
What is the Astra Zeneca vaccine? The Oxford–AstraZeneca Covid 19 vaccine, codenamed AZD1222, and sold under the brand names Covid shield and Vaxzevria among others, is a working vaccine for…