Take good care of flowers and trees.

First of all, the importance of caring for flowers and plants.

1 beautify the environment. First of all, flowers and plants are available for appreciation. Flowers and plants are deeply loved by people for their unique flowers, colors, flowers and pleasing green. Secondly, flowers and plants can enrich people's cultural life and adjust people's quality of life. Flowers and plants provide artists with materials for artistic works, as well as materials for industrial products and patterns used in artistic works. Third, flowers and plants can beautify the environment. Flowers and plants can effectively absorb ultraviolet rays harmful to eyes under strong sunlight, and lush flowers and plants can also reduce the harm of noise.

2. Maintain ecological balance: ① Adjust and influence climate. ② Adjust the circulation of water. ③ Increase the clean water source of soil. ④ Prevent soil and water weathering.

3. It is good for your health. Flowers and trees are the "healing system". In the fragrant and pleasant flowers and trees, people become relaxed, eliminate fatigue and feel very comfortable. Flowers and trees are "natural oxygen plants". People breathe in oxygen and exhale carbon dioxide all the time, and green leaves absorb carbon dioxide and release oxygen. According to statistics, every 15 mu of forest can absorb three tons of carbon dioxide and release more than 700 kilograms of oxygen every day. Fresh air makes people clear-headed and refreshed. Flowers and trees are "air filters". The pores, fluff and mucus secreted by leaves will absorb or adhere to a large amount of dust. According to statistics, 1 mu forest can absorb 60 tons of dust every year, which can purify the air. Flowers and trees are "sterilization teams". Such as eucalyptus, birch and pine, can secrete some volatile substances that can kill germs. Some can also absorb toxic gases. Flowers and trees are "silencers". Flowers and leaves can block noise or absorb most of it. It is like a sound-absorbing curtain, eliminating the noise that is harmful to human health, disturbing and tense. Flowers and trees are "cooling products" and "cold protection products". In summer, it can block the scorching sun and absorb a lot of heat energy. In winter, it can block the cold wind, thus playing the role of warm in winter and cool in summer.

The tree is full of treasures. Providing food, textiles, fuel and building materials for mankind comes from nature and benefits all mankind.

Second, the slogan of caring for flowers and plants.

1, the trees are green and the earth has a pulse.

2. Don't take anything except photos; There was nothing left but footprints.

The earth is my home, and greening depends on everyone.

4, a flower and a grass are all life, and a leaf is always related to love.

Give you a fragrance when you come, and let me be clean.

6, the grass has life, leaving more "green" in the first step.

The grass smiles at you. Please make a detour.

If you want to bring spring scenery into your home, you can't help becoming a flower.

9. I am a bird. I always fly, but I can't fly high.

10, 1+ 1=2, a tree+a tree = a forest.

1 1. Green is the true color of the earth.

12, the earth is my home, and greening depends on everyone.

Protecting trees is protecting yourself.

14, fragrance comes from flowers, beauty needs your care.