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azamat
4 years ago
7

If you were given the choice and power to prohibit one industry or human activity that produces substantial greenhouse gas emiss

ions in order to save our environment, what would you choose and why?
Biology
1 answer:
Mnenie [13.5K]4 years ago
4 0

Answer:

Coal

Explanation:

Climate change is coal's most serious, long-term, global impact. Chemically, coal is mostly carbon, which, when burned, reacts with oxygen in the air to produce carbon dioxide, a heat-trapping gas. When released into the atmosphere, carbon dioxide works like a blanket, warming the earth above normal limits. Let us look at the quantity of carbonoxide coal plant  emits. For example, coal with a carbon content of 78 percent and a heating value of 14,000 Btu per pound emits about 204.3 pounds of carbon dioxide per million Btu when completely burned. Complete combustion of 1 short ton (2,000 pounds) of this coal will generate about 5,720 pounds (2.86 short tons) of carbon dioxide. This is one of the major reason it should Mr stopped.

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In a population of beetles, some are green, some are brown, and some are mixed. If the beetles live in vegetation, the ________
vodomira [7]

<u>Answer</u>:- Option B Brown

<u>Explanation</u>:-

  • When the beetles are living in a vegetation, then the most important point is that they are living in an environment where <em>green is the predominant color.</em>
  • Since, the birds who will come to look for food, will have to identify  the beetles against a green backdrop the green beetles are <em>most</em> safe as they can easily merge with their green surroundings. This is known as camouflage.
  • The mixed beetles will be less fit as compared to the green beetles as the chances of them to be identified by the birds will be more as they are not completely green and are not able to fully merge with the surroundings.
  • However, the brown beetles will be <em>least</em> fit to survive in this environment as they can be most easily identified against the green backdrop. They will be the most conspicuous of the three beetles. Thus, the birds will feed more often on the brown beetles and hence, they are least fit to survive in the vegetation.

This phenomena in which the organism who is best adapted to survive in a given environment and leave more progeny is termed as <em>survival of the fittest.</em>

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4 years ago
Read 2 more answers
What are TWO factors that could affect the rate of diffusion?
Jet001 [13]

Answer:

Diffusion occurs when particles move from an area of high concentration to an area of low concentration. The factors affecting rate of diffusion are: concentration, temperature, mass of the particle and properties of the solvent in which diffusion occurs. Faster movement equals faster diffusion.

Explanation:

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3 years ago
Populations can change in size when new members join in the population or when members leave the population. what factors might
Ray Of Light [21]

Answer:

Population of a species is affected by a several of factors such as food availability,water and shelter etc.

Explanation:

If these factors such as food availability, water and shelter etc are unavailable to the organism, the death of the species occurs but if these factors are available in sufficient amount, then increase occurs in the population of species. If the place has low carrying capacity and limiting factors which is necessary for species then the immigration and emigration of the specie occurs. Those areas having sufficient food, water and shelter, the birth rate of a specie increases and which leads to increase in population.

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3 years ago
1. Describe the staggering challenge that Velings describes at the beginning of his talk.
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The staggering challenge that Velings describes at the beginning of his talk is option B:  B. Depleting food resources as our population grows.

2. In 35 years when there are 2.7 billion more of us, the solution given that we will still be sharing the same resources is option D. All of the above

A. Aquaculture

B. Use the ocean as farmers instead of hunters

C. Sustainable fishing

Some of the reasons Velings gives for fish being the best possible food are:

A. Exciting and diverse variety

C. Provides key amino acids and fatty acids

F. Prevents heart disease

Some issues with the current state of the aquaculture industry that contribute to its bad reputation is option F. All of the above:

A. Fisheries are badly managed.

B. Fisheries deplete mass amounts of fish to use as fish meal.

C. Fisheries often use a large amount of chemicals.

D. Fisheries can alter the genetic pool.

E. Many fisheries use unsustainable fish-feed ingredients.

<h3>What is Mike Velings talks about?</h3>

Industrial aquaculture has had a wide range of negative effects on the environment, including the overfishing of wild fish to feed carnivorous farmed fish and the escape of farmed fish from their containment, which endangers local wild fish populations.

Lastly, in the words of Mike Velings, We are approaching a worldwide food crisis, he said. At our current rate, we are already taking more fish from the ocean than it can naturally replace, despite the fact that almost 3 billion people rely on the ocean for their food. Mike Velings, an entrepreneur and conservationist, offers a solution in this fact-filled, eye-opening talk: the practice of farming fish. "We need to stop hunting the ocean and start farming it,"

Learn more about Depleting food resources  from

brainly.com/question/9796760
#SPJ1

See full question below

(4.2) Unit 4 Lab Questions- Portfolio (1-6, 1-6)

Part 2 - Please watch the following video and answer the questions that follow.

Mike Velings: The case for fish farming

https://youtu.be/a7cDt5r2pGY

What is the staggering challenge that Velings describes at the beginning of his talk? (1 point)

A. Water pollution affecting the fish farms.

B. Depleting food resources as our population grows.

C. Climate change reducing the amount of fresh fish available

(4.2) Unit 4 Lab Questions- Portfolio (1-6, 1-6)

2. In 35 years when there are 2.7 billion more of us, what is the solution given that we will still be sharing the same resources? (1 point)

A. Aquaculture

B. Use the ocean as farmers instead of hunters

C. Sustainable fishing

D. All of the above

E. None of the above

(4.2) Unit 4 Lab Questions- Portfolio (1-6, 1-6)

3. What are some of the reasons Velings gives for fish being the best possible food? (check all that apply) (1 point)

A. Exciting and diverse variety

B. Reduces the rate of cancers

C. Provides key amino acids and fatty acids

D. Makes people more intelligent

E. Allows the land animals to increase their populations

F. Prevents heart disease

What are some issues with the current state of the aquaculture industry that contribute to its bad reputation? (1 point)

A. Fisheries are badly managed.

B. Fisheries deplete mass amounts of fish to use as fish meal.

C. Fisheries often use a large amount of chemicals.

D. Fisheries can alter the genetic pool.

E. Many fisheries use unsustainable fish-feed ingredients.

F. All of the above

G. None of the above

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1 year ago
What is inferior to tibia​
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Larger bone in “shin/calf” area
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