Vocabulary
biodegradable
Adjective
/ˌbaɪ.oʊ.dɪˈɡreɪ.də.bəl/
Able to be broken down naturally by bacteria and other living things
Paper bags are biodegradable, unlike plastic bags.
biodiversity
Noun
/ˌbaɪ.oʊ.daɪˈvɜːr.sə.ti/
The variety of different plants and animals living in a particular area
The Amazon rainforest has incredible biodiversity with thousands of species.
carbon footprint
Noun
/ˈkɑːr.bən ˈfʊt.prɪnt/
The amount of carbon dioxide someone or something produces through daily activities
Taking public transport instead of driving reduces your carbon footprint.
climate change
Noun
/ˈklaɪ.mət tʃeɪndʒ/
Long-term changes in Earth's weather patterns, especially global warming
Climate change is causing more extreme weather like stronger hurricanes.
conservation
Noun
/ˌkɑːn.sərˈveɪ.ʃən/
The protection and careful use of natural resources and the environment
Water conservation is important during the summer when there is less rain.
deforestation
Noun
/diːˌfɔːr.ɪˈsteɪ.ʃən/
The cutting down of large areas of forest
Deforestation in the Amazon is destroying the homes of many animals.
eco-friendly
Adjective
/ˈiː.koʊ ˈfrend.li/
Not harmful to the environment
She always buys eco-friendly cleaning products to protect nature.
ecological
Adjective
/ˌiː.kəˈlɑː.dʒɪ.kəl/
Related to the environment and the relationship between living things and their surroundings
The oil spill caused serious ecological damage to the ocean.
ecosystem
Noun
/ˈiː.koʊˌsɪs.təm/
All the plants, animals, and their environment in a particular area working together
A coral reef ecosystem includes fish, plants, and coral living together.
endangered
Adjective
/ɪnˈdeɪn.dʒərd/
In danger of disappearing or becoming extinct
Pandas are endangered animals that need our protection.
fossil fuels
Noun
/ˈfɑː.səl fjuːlz/
Energy sources like oil, coal, and gas that formed from ancient plants and animals
Many countries are trying to use less fossil fuels and more clean energy.
greenhouse effect
Noun
/ˈɡriːn.haʊs ɪˈfekt/
The process where gases in the atmosphere trap heat from the sun, warming the Earth
The greenhouse effect is natural, but human activities are making it stronger.
hazardous
Adjective
/ˈhæz.ər.dəs/
Dangerous and likely to cause harm
Factory workers must wear special clothes when handling hazardous materials.
organic
Adjective
/ɔːrˈɡæn.ɪk/
Grown or produced without using artificial chemicals or pesticides
Organic vegetables are healthier because they contain no harmful chemicals.
pristine
Adjective
/prɪˈstiːn/
In perfect, original condition; completely clean and unspoiled
The national park has pristine forests that have never been cut down.
renewable
Adjective
/rɪˈnuː.ə.bəl/
Able to be replaced naturally and used again, like wind or solar energy
Wind power is a renewable energy source that never runs out.
reusable
Adjective
/riːˈuː.zə.bəl/
Able to be used again many times
I bring a reusable water bottle to school instead of buying plastic ones.
sustainable
Adjective
/səˈsteɪ.nə.bəl/
Able to continue for a long time without harming the environment or using up natural resources
Solar energy is a sustainable way to power our homes.
toxic
Adjective
/ˈtɑːk.sɪk/
Poisonous and harmful to living things
The factory released toxic waste into the river, killing many fish.
vulnerable
Adjective
/ˈvʌl.nər.ə.bəl/
Easily hurt or damaged; at risk
Small islands are vulnerable to rising sea levels caused by climate change.
Vocabulary Matching
Match the vocabulary word with its correct definition.
| # | Ans. | Word | Definition |
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Complete each sentence with the correct word from the word bank.
Flashcards Multiple Choice
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Complete the Sentences
Use the vocabulary words to complete the sentences below. You may change the tense of the word, change it from singular to plural, and add prepositions or other connectors as needed for grammatical accuracy. Sentences with one blank must use a vocabulary word in the blank. Sometimes multiple vocabulary options may be correct. Sentences with two blanks must include a vocabulary word in one of the blanks, but you may use whatever words you want in the other blank.
Word Bank
- biodegradable
- biodiversity
- carbon footprint
- climate change
- conservation
- deforestation
- eco-friendly
- ecological
- ecosystem
- endangered
- fossil fuels
- greenhouse effect
- hazardous
- organic
- pristine
- renewable
- reusable
- sustainable
- toxic
- vulnerable
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