(of an object) able to be broken down by living organisms such as bacteria, which is then safe for the environment

生分解性の, バイオ分解性の
describing a state in which the carbon dioxide emission reaches zero or there is a balance between the amount of carbon dioxide emitted and absorbed

カーボンニュートラル, 炭素中立
(of a vehicle) not producing gases harmful to the environment

ゼロエミッションの, 排出ゼロの
(of natural substances such as oil) unprocessed and in raw form

原油の(げんゆの), 未加工の(みかこの)
related to the connection between animals, plants, and humans and their environment

生態的な, エコロジカルな
containing or relating to a dangerous form of energy produced by nuclear reactions

放射性の, ラジオアクティブな
related to a type of farming in which animals and birds can move around and eat freely, instead of being kept in a limited area

放し飼いの, 自由放牧の
to make a place, substance, etc. dirty or harmful by adding dangerous material

汚染する, 侵犯する
to make decayed leaves, plants, or other organic waste into a mixture that can improve the soil's quality to help plants grow more quickly

堆肥を作る(たいひをつくる), コンポストする
to get rid of waste material, particularly in an unorganized manner

廃棄する, 捨てる
to remove unwanted or harmful substances from another substance

精製する (せいせいする), 洗浄する (せんじょうする)
to use something once more, usually for a different purpose

再利用する (さいりようする), 使い回す (つかいまわす)
someone who makes efforts to protect the environment and wildlife from any type of harm

環境保護活動家, 自然保護主義者
a feeling of great worry regarding the current and future state of the environment threatened by humans

エコ不安, 環境不安
the act of getting rid of waste material

廃棄処理(はいきしょり), 処分(しょぶん)
a truck with a container that can be elevated to unload waste material

ダンプカー, ダンプトラック
a ship, aircraft, or road vehicle for carrying liquids, particularly crude oil or gas in large quantities

タンカー, 油槽船
the act of cutting down trees to use their wood

伐採(ばっさい), ログ作業(ログさぎょう)
an odorless, colorless, and poisonous gas that is produced from the burning of fossil fuels, which proves lethal in some cases

一酸化炭素, 炭素一酸化物
very small plastic pieces in the environment that originate from personal care products, clothing, etc. and the degradation of other plastic products

マイクロプラスチック, 微小プラスチック
a tall metal structure used for carrying high-voltage power lines above the ground

鉄塔 (てっとう), パイロン
a large machine or structure used for producing nuclear energy

原子炉(げんしろ), 反応炉(はんのうろ)
electricity that is produced from the power of water

水力発電, 水力電気
a layer of gases in the earth's atmosphere that does not let the sun's ultraviolet radiation pass through

オゾン層, オゾンレイヤー
a device that converts the energy of the sun into electricity

太陽電池, ソーラーパネル
an area for birds and animals to live and to be protected from dangerous conditions and being hunted

野生動物保護区, サンクチュアリ
the number of people who have died or gotten injured because of a war, natural disaster, pandemic, etc.

死者数 (ししゃすう), 犠牲者数 (ぎせいしゃすう)
a large fire that spreads fast and causes much destruction

山火事 (やまかじ), 森林火災 (しんりんかさい)
a very large ocean wave caused by a storm or an underwater earthquake that when hits the land causes a lot of destruction

津波 (つunami), 大波 (おおなみ)
a chemical substance that kills plants, used for destroying plants that are not wanted

除草剤 (じょそうざい), ハーブicide (はーぶさいど)
any substance that is harmful to the environment

汚染物質 (おせんぶっし), 汚染物 (おせんぶつ)
to completely disappear or cease to exist

絶滅する, 消滅する
the process of being destroyed via natural causes

腐敗 (ふはい), 腐ること (くさること)
