The Gulf of Guinea is the northeastern most part of the tropical Atlantic Ocean. In this Gulf, there happens the intersection of the Equator and the Prime Meridian (zero degree latitude and longitude).
Impact crater is a type of impact landform formed due to collision of astronomical objects. Impact crater is a circular depression formed by the hypervelocity impact of a smaller body.Folowing are the examples of impact craters on the Earth:Lonar crater – IndiaKaali crater – EstoniaKarakul crater – Tajikistan
In urban and industrial areas smoke provides plenty of nuclei which helps in the formation of fog and mist. Smog is a condition when fog is mixed with smoke.
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