Content teachers use the term . William Shakespeare in his play, ‘As You Like It’ has verypoetically said, ‘tongues in trees, books in the running brooks, sermons instones, and good in everything.’. Due to the inherent selfish nature of human beings, beautiful forests have been destroyed, rivers have been polluted and vast open lands have been usurped for building factories or other architectural development. Respected Principal, Respected Teachers and My Dear Friends. The infinite galaxies, solar system, the sun, planet earth, and infinite forms of life on planet earth are just mind-boggling. In addition to this, I will also advice you to not throw your rotten fruits, vegetables, leftover food, discarded teabags, egg shells in the garbage bins and instead use them to prepare organic manure for your home garden. Today, we all are going to plant trees as many as we can in our surroundings. There is a shortage of water for drinking and for the other purposes, lack of fresh air etc and the only reason behind this is our selfishness. //-->. We all know that our earth is the best place for living beings because of its opportune climate and other physical features. There are many other problems like melting of glaciers, lack of oxygen (O2) and increasing amount of carbon-dioxide (CO2) in air due to excess use of fuels, HCL, CFL, industrialization, construction of dams etc. It is usually unnecessary to rely on human language as the source of information and teaching. (adsbygoogle = window.adsbygoogle || []).push({});