toxic , Containing poison; harmful or deadly if eaten, breathed in, or absorbed., air polution, Air pollution is the presence of harmful substances in the air that can damage the environment, human health, and living organisms, climat, Climate is the long-term pattern of weather conditions in a particular area, including temperature, rainfall, humidity, and wind, natural, Existing in or coming from nature; not made or changed by humans., wild fires, Wildfires are large, uncontrolled fires that spread quickly over forests, grasslands, or other natural areas., smoke, toxic smoke, human activetes, Human activities are actions or behaviors carried out by people that can affect the environment, vulconic, vulconic eruptions, wild, Living or growing in nature without human control or cultivation., glabal warming, Global warming is the long-term increase in Earth's average surface temperature due to human activities, such as the emission of greenhouse gases..

Ecological problem

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