How many words are in this list?

This page gives 100 Japanese words on “Environment and ecology”. The full topic holds 143 in the KoKo app: 57 at the easy level, 50 at the medium level and 36 at the hard level.

Which words should I start with?

With level 1: these are the easiest words of the topic. Move on to level 2 once they come to you without thinking, then to level 3.

How can I remember this Japanese vocabulary?

By seeing each word again at longer and longer intervals, just before you forget it: that is spaced repetition. The KoKo app does it for you and tells you each day which words to review.

Can I print this list or save it as a PDF?

Yes. The “Print the list” button at the top of the page opens your device’s print dialog: choose to save as PDF to keep the 100 words and their translation, with nothing else around them.

Japanese vocabulary: environment

Climate, pollution, recycling, renewable energy: environment and ecology vocabulary in Japanese.

Here are 100 Japanese words on “Environment and ecology”, translated into English and sorted from easiest to hardest.

Level 1: easy 40 words

Japanese	English
活動家	activist
空気	air
炭素排出量算定	carbon assessment
気候	climate
気候協定	climate agreement
気候変動	climate change
作物	crop
地球	Earth
生態学	ecology
電気	electricity
排出	emission
エネルギー	energy
省エネ	energy saving
環境	environment
農場	farm
農業	farming
畑	field
温室効果	greenhouse effect
温室効果ガス	greenhouse gas
収穫	harvest
自然災害	natural disaster
天然ガス	natural gas
自然保護区	nature reserve
原子力	nuclear power
石油	oil
環境配慮	organic
惑星	planet
汚染	pollution
デモ	protest
海面上昇	rising sea levels
中古	second hand
地産地消	short supply chain
使い捨てプラスチック	single use plastic
持続可能な	sustainable
税	tax
制限する	to limit
保全する	to preserve
保護する	to protect
減らす	to reduce
山火事	wildfire

Level 2: medium 35 words

Japanese	English
意識啓発	awareness raising
生物多様性	biodiversity
炭素の足跡	carbon footprint
炭素中立	carbon neutrality
容器保証金制度	deposit return scheme
干ばつ	drought
生態系	ecosystem
絶滅危惧種	endangered species
肥料	fertiliser
浸水	flood
化石燃料	fossil fuel
生態移行	green transition
氷の融解	ice melt
集約農業	intensive farming
灌漑	irrigation
ごみ埋め立て地	landfill
光害	light pollution
騒音公害	noise pollution
包装材	packaging
制裁	penalty
再生可能な	renewable
資源	resource
下水処理場	sewage plant
太陽光パネル	solar panel
分別	sorting
相殺する	to offset
分けて捨てる	to sort
温暖化	warming
廃棄物	wasteRubbish, residue
浪費	wasteSquandering, excessive use
下水	waste water
水質浄化	water treatment
湿地帯	wetland
内部告発者	whistleblower
ごみゼロ	zero waste

Level 3: hard 25 words

Japanese	English
農業生態学	agroecology
バイオマス	biomass
二酸化炭素	carbon dioxide
森林破壊	deforestation
砂漠化	desertification
節度	frugality
焼却	incineration
外来侵入種	invasive species
メタン	methane
マイクロプラスチック	microplastic
乱獲	overfishing
パーマカルチャー	permaculture
農薬	pesticide
計画的陳腐化	planned obsolescence
密猟	poaching
花粉媒介昆虫	pollinator
割り当て	quota
植林	reforestation
修理しやすさ	repairability
ごみ	rubbish
断熱処理	thermal insulation
堆肥にする	to compost
リサイクルする	to recycle
浪費する	to waste
生態回廊	wildlife corridor

Mini quiz

5 words from this page, picked at random. Find their translation.

Frequently asked questions

How many words are in this list?: This page gives 100 Japanese words on “Environment and ecology”. The full topic holds 143 in the KoKo app: 57 at the easy level, 50 at the medium level and 36 at the hard level.
Which words should I start with?: With level 1: these are the easiest words of the topic. Move on to level 2 once they come to you without thinking, then to level 3.
How can I remember this Japanese vocabulary?: By seeing each word again at longer and longer intervals, just before you forget it: that is spaced repetition. The KoKo app does it for you and tells you each day which words to review.
Can I print this list or save it as a PDF?: Yes. The “Print the list” button at the top of the page opens your device’s print dialog: choose to save as PDF to keep the 100 words and their translation, with nothing else around them.

How KoKo makes words stick

These lists come from KoKo, the app to learn Japanese vocabulary on iPhone.