<p class="ql-block">從這些數(shù)字，了解一棵樹(shù)</p><p class="ql-block">1棵樹(shù)</p><p class="ql-block">1天可以蒸發(fā)400公斤水</p><p class="ql-block">大約可制作200公斤紙漿</p><p class="ql-block">大約可制作750卷衛(wèi)生紙</p><p class="ql-block">1年可貯存1輛車(chē)行駛</p><p class="ql-block">16公里所排放的污染物</p><p class="ql-block">1畝樹(shù)林</p><p class="ql-block">放出的氧氣可供65人呼吸一年</p><p class="ql-block">一年可吸收各種粉塵20~60噸</p><p class="ql-block">一年可吸收二氧化碳67公斤</p><p class="ql-block">可以釋放氧氣約49公斤</p><p class="ql-block">可吸收有毒氣體二氧化硫4公斤</p><p class="ql-block">一棵50年樹(shù)齡的樹(shù)，</p><p class="ql-block">以累計(jì)計(jì)算——</p><p class="ql-block">■ 產(chǎn)生氧氣的價(jià)值約31200美元；</p><p class="ql-block">■ 吸收有毒氣體、防止大氣污染價(jià)值約62500美元；</p><p class="ql-block">■ 增加土壤肥力價(jià)值約31200美元；</p><p class="ql-block">■ 涵養(yǎng)水源價(jià)值37500美元；</p><p class="ql-block">■ 為鳥(niǎo)類(lèi)及其他動(dòng)物提供繁衍場(chǎng)所價(jià)值31250美元；</p><p class="ql-block">■ 產(chǎn)生蛋白質(zhì)價(jià)值2500美元；</p><p class="ql-block">■ 除去花、果實(shí)和木材價(jià)值，總計(jì)創(chuàng)值約196000美元。</p> <p class="ql-block"><b>1.中國(guó)植樹(shù)節(jié)的起源</b></p><p class="ql-block">In ancient China, there was a tradition of planting trees in the Qingming Festival. The earliest tree-planting on the roadside was initiated by a man named wei xiaokuan from shaanxi province more than 1400 years ago.中國(guó)古代在清明節(jié)時(shí)節(jié)就有插柳植樹(shù)的傳統(tǒng)，歷史上最早在路旁植樹(shù)是由一位叫韋孝寬的人于1400多年前從陜西首創(chuàng)的。</p><p class="ql-block">In1979,China officially designated March 12 as "Arbor Day". Encourage individuals and teams to plant and care for trees in order to protect the environment.1979年，中國(guó)正式將每年的3月12日定為“植樹(shù)節(jié)”。鼓勵(lì)個(gè)人和團(tuán)隊(duì)種植和愛(ài)護(hù)樹(shù)木，保護(hù)環(huán)境。</p><p class="ql-block"><b>2.國(guó)外植樹(shù)節(jié)的起源</b></p><p class="ql-block">In order to protect the forests, make the environment more beautiful and maintain ecological balance, many countries in the world have set up the Arbor Day in accordance with their real situations.為了保護(hù)林業(yè)資源，美化環(huán)境，保持生態(tài)平衡，世界上很多國(guó)家都根據(jù)本國(guó)實(shí)際情況設(shè)立了植樹(shù)節(jié)。</p><p class="ql-block">Compared to the other countries ,the United States of America was the first one to implement the tree-planting activities, which has more than 130 years old.在這些國(guó)家中，美國(guó)的植樹(shù)節(jié)最早，已有130多年的歷史。</p><p class="ql-block">On April 10, 1872, the first American Arbor Day was initiated by a journalist from Nebrask, and more than millions of trees were planted across the state of Nebraska.1872年4月10日，由內(nèi)布拉斯加州一新聞?dòng)浾甙l(fā)起美國(guó)第一個(gè)植樹(shù)節(jié)。當(dāng)天，內(nèi)布拉斯加州全境種樹(shù)超過(guò)100萬(wàn)棵。</p><p class="ql-block"><b>3.Talk about the Arbor Day</b></p><p class="ql-block">Arbor Day is a day to gather and celebrate trees and all that they do for us. It is a day to show gratitude by caring for current trees, planting new ones, and simply getting outside and enjoying the fresh air and beauty that they provide.</p> <p class="ql-block"><b>4.why do we need plant the trees?</b></p><p class="ql-block">為什么需要種樹(shù)？</p><p class="ql-block">Tree color our world</p><p class="ql-block">Trees filter pollution from the air</p><p class="ql-block">Trees help recycle water</p><p class="ql-block">Trees prevent soil loss</p><p class="ql-block">Trees create shade</p><p class="ql-block">Tree give shelter from wind and rain</p><p class="ql-block">Trees provide homes for animals</p><p class="ql-block">Trees make food for humans</p><p class="ql-block">Trees make food for animals.</p><p class="ql-block">without trees there would be no life on this planet!</p> <p class="ql-block"><b>5.親子對(duì)話：Planting with a Child 和孩子一起種東西</b></p><p class="ql-block">Mom: Would you like to grow some flowers and vegetables this spring?</p><p class="ql-block">Child: Yes, please!</p><p class="ql-block">Mom: Okay,papa have prepared some tiny plants.today we will go to your papa house .what would you like to plant?</p><p class="ql-block">Child: I would like to grow carrots, peas, tomatoes, and strawberry </p><p class="ql-block">Mom: OK, let's start with strawberry.Now let's scoop some soil out of the big bag and put it into our little pots, filling them almost to the top.Next, we dig a deep hole in the middle of the pot. Put the tiny plant into the hole and cover it with dirt.</p><p class="ql-block">Then, we gently place some more soil on top of them.</p><p class="ql-block">Child: Like this, Mommy?</p><p class="ql-block">Mom: yes.good job. Next use the water can water the plants.we also can use this spray bottle that is filled with water to give them a little water, like gentle rain.Plants need water to grow.</p><p class="ql-block">Child: They also need Light.</p><p class="ql-block">Mom: That is right, so we will put these on the sill to grow. remember to water them everyday.take care of them.</p><p class="ql-block"><br></p> <p class="ql-block"><b>6.parts of plants</b></p><p class="ql-block">Plants have different parts to them, just like you.</p><p class="ql-block">We have different body parts such as arms, legs ,eyes, a mouth and so on.</p><p class="ql-block">A plant has different parts too and they all have different jobs to do.</p><p class="ql-block">A plant is made up of many different parts.</p><p class="ql-block">The three main parts are the roots. the leaves and the stem.</p><p class="ql-block">Each part has a set of job to do to keep the plant healthy.</p><p class="ql-block"><b>What Do Different Plant Parts Do?</b></p><p class="ql-block">Plant parts do different things for the plant.</p><p class="ql-block">The roots absorb water and minerals from the soil and anchor the plant in the ground, and carries the</p><p class="ql-block">water and minerals to the leaves.</p><p class="ql-block">The leaves collect energy from the sun and make food for the plant.</p><p class="ql-block">A plant is a living thing,Plant a need light ,air and water space to germinate,使發(fā)芽</p><p class="ql-block">Leaves are made to catch the sunlight as plants need sunlight to make food，he process of plants making food is called photosynthesis.(光合作用)</p><p class="ql-block">Plants take carbon dioxide(二氧化碳) from the air and release oxygen back into the environment</p><p class="ql-block">Stems</p><p class="ql-block">Stems do many things. They support the plant. They act like the plant's plumbing system管道系統(tǒng), conducting water and nutrients from the roots and food in the form of glucose葡萄糖 from the leaves to other plant parts.</p><p class="ql-block"> </p><p class="ql-block"> </p> <p class="ql-block"><b>7.What does a plant need to grow?</b></p><p class="ql-block">A plant is a living thing. Plants need light</p><p class="ql-block">air and water to germinate( grow)</p><p class="ql-block">Plants need plenty of sunlight. Plants use sunlight to make their own food. They trap light from the sun using their leaves. This is called photosynthesis.（光合作用）</p><p class="ql-block">Plants need plenty of water. Their roots</p><p class="ql-block">absorb water from the soil after it rains.</p><p class="ql-block">Plants also use nutrients from the soil,They absorb the nutrients using their roots.</p><p class="ql-block">Plants need air. They take carbon dioxide from the air and release oxygen back into the environment.</p><p class="ql-block">What does a plant need to grow?</p><p class="ql-block">Plants need sunlight, water,soil and space, air</p>