The Answer is Igneous rock hope you have a good day
Answer/Explanation:
Photosynthesis is important for all living organisms because it provides the oxygen needed by most living creatures for survival on the planet.
Answer:
1. A tundra is a type of biome where the tree growth is hindered by low temperatures and short growing seasons.
2. A savanna or savannah is a mixed woodland-grassland ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close.
3. An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea.
<span>CLEAR-CUTTING: CLEAR CUTTING IS THE REMOVAL OF ALL TREES IN ONE OPERATION FOR HARVESTNG PURPOSE. IT IS ECONOMICALLY PROFITABLE METHOD OF LOGGING. IT GIVES SIDE EFFECTS SUCH AS LOSS OF TOP SOIL.
ACID RAIN : IT IS CAUSED BY EMISSIONS OF SULFUR-DI-OXIDE AND NITROGEN OXIDE WHICH REACT WITH WATER MOLECULES IN THE ATMOSPHERE TO PRODUCE ACIDS. SIGNIFICANCE OF ACID RAIN IS SENSITIVITY OF AGRICULTURAL LAND TO LONG-TERM ACID PRECIPITATION.
SMOG : IT IS A MIXTURE OF SOLID AND LIQUID FOG. IT IS ALSO CALLED PHOTO CHEMICAL SMOG. FOG POLLUTED WITH SMOKE AND PARTICULATES ESPECIALLY FROM BURNING COAL.
EUTROPHICATION : SEWAGE AND WASTE WATERS FROM INDUSTRIES AND AGRICULTURE ARE RICH IN ORGANIC AND INORGANIC NUTRIENTS CONTAINING PHOSPHOROUS AND NITROGEN TO SOME EXTENT.</span>
Answer: b. Clear-cutting
Explanation: Clear cutting is a cheap and effective way of harvesting trees or timbers, this methods helps the forest operators to get the best out of a forest at a very reduced cost.
Clear-cutting is bad because removing the whole tree from an area destroys outrightly the natural habitat of most widelife, and it will also lead to the destruction of the eco-system that relies on the forest.
