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Introduction Teacher Lesson Md.Alamgir kabir Ass-Teacher Henchi B.B.High School Lesson English 1st Paper Class-Nine Time-40 (mi)

Learning outcomes After the lesson We will be able to- Know meaning of new Vocabularies. Ask and answer questions. Take part in debates on given topics. Improve Speaking, Writing and Reading skill.

Today’s topic is, Man and climate

Discuss the questions in pairs from section-A 1.Can man influence the climate? If the answer is yes, explain how? 2. Which human activities are responsible for increasing carbon dioxide in the atmosphere? 3.How can trees help save our environment?

Vocabulary and make sentences Atmosphere- Air- Atmosphere (disambiguation) -An Atmosphere is a layer of gases surrounding a planet.

Material- Substance -Materials science, also commonly known as materials engineering

Deforestation- Clearance Deforestation means the removal of a forest

Read the statements from section B and say, they are true/false Read the statements from section B and say, they are true/false. If false, give the correct information. 1. Fossil fuels were burned at an alarming following the industrialization. 2. Coal is the only fuel used for generating energy. 3. At present, nearly 85 million barrels of crude oil are used weekly. 4. Deforestation is caused nature. 5. Forests help consume carbon dioxide gases from the air.

Section -C Deforestation Fossil fuels Sun,s radiation

Every students look at the pictures and discuss its and, Match the meanings in column B and the words/phrases in column A. A B 1.Sun’s radiation 2.Fossil fuels 3.Combustion of coals 4.Crude oil 5.Raw materials 6.Deforestation 7.photosynthesis a. That is transmitted from sun in the from of rays or waves or particles b. The process used by plants to convert light energy captured from the sun to chemical energy c. A basic material or substance used in the production or manufacturing of goods d. Non- renewable sources of energy that comes from the remains of plants and animals e. Intentional destructions or removal of trees and other vegetation's for agricultural, commercial ,housing or firewood use f. A naturally occurring, unrefined petroleum product that can be refined to produce usable products such as diesel, gasoline ,heating oil, jet fuel. g.al usually in industrial plants

Section-D

Write a letter to the Editor of a newspaper expressing your concern about growing deforestation in your area. 1.Dangers caused by deforestation 2.Increase of carbon dioxide in the atmosphere 3.The greenhouse effect 4.Making people aware of the adverse affect of deforestation 5.Making and action plan to stop deforestation

Section-E

Look at these posters below Look at these posters below. They are made to make people aware of the dangers of deforestation. In groups, design a poster to show the dangers caused by deforestation. Then write a slogan for the poster.

Home work Write a paragraph about the importance of tree plantation.

THANKS TO ALL Good bye