Tag: #globalwarming

Greenhouse Gases

What Are Greenhouse Gases?

Earth’s greenhouse gases catch heat in the atmosphere and increase the temperature of the planet. The primary gases liable for the greenhouse effect comprises of carbon dioxide, methane, nitrous oxide, and water vapor (which all occur naturally), and fluorinated gases (which are artificial). Greenhouse gases have diverse chemical properties and are eliminated from the atmosphere, over time, by different processes. Carbon dioxide, for example, is absorbed by so-called carbon sinks such as plants, soil, and the ocean. Fluorinated gases are demolished only by sunlight in the far upper atmosphere.

How much any one greenhouse gas effects global warming varies on three key factors. The first is how much of it exists in the atmosphere. Concentrations are measured in parts per million (ppm), parts per billion (ppb), or parts per trillion (ppt); 1 ppm for a given gas means, for example suppose, that there is one molecule of that gas in every 1 million molecules of air. The second is its lifetime—how long it remains in the atmosphere. The third is how effectual it is at catching heat. This is known as its global warming potential, or GWP, and is a measure of the total energy that a gas understands over a given period of time (usually 100 years) comparative to the emissions of 1 ton of carbon dioxide.

What Are Greenhouse Gas Emissions?

Meanwhile the beginning of the Industrial Revolution and the arrival of coal-powered steam engines, human activities have massively enlarged the volume of greenhouse gases produced into the atmosphere. It is predictable that between 1750 and 2011, atmospheric concentrations of carbon dioxide boosted by 40 percent, methane by 150 percent, and nitrous oxide by 20 percent.

Five Major Greenhouse Gases

The most major gases that are responsible for global warming via the greenhouse effect are the following:

Carbon Dioxide
Reporting for about 76 percent of global human-caused emissions, carbon dioxide (CO2) sticks around for quite a while. Once it’s released into the atmosphere, 40 percent still rests after 100 years, 20 percent after 1,000 years, and 10 percent as long as 10,000 years later.

Methane
While methane (CH4) endures in the atmosphere for far less time than carbon dioxide (about a decade), it is much more effective in terms of the greenhouse effect. In fact, pound for pound, its global warming influence is 25 times greater than that of carbon dioxide over a 100-year period. 

Nitrous Oxide
Nitrous oxide (N2O) is an influential greenhouse gas: It has a GWP 300 times that of carbon dioxide on a 100-year time scale, and it residues in the atmosphere, on average, a little more than a century. It reports for about 6 percent of human-caused greenhouse gas emissions worldwide.

Fluorinated Gases
Ejected from a variety of manufacturing and industrial processes, fluorinated gases are man-made. There are four main types: hydrofluorocarbons (HFCs), perfluorocarbons (PFCs), sulphur hexafluoride (SF6), and nitrogen trifluoride (NF3).

Water Vapor
The amplest greenhouse gas overall, water vapor varies from other greenhouse gases in that changes in its atmospheric concentrations are joined not to human activities directly, but rather to the warming that results from the other greenhouse gases we emit.

Global Warming

Global warming is a term that we all are aware of. However, the significance of this, it is still not clear to most of us. Let us start with knowing what global warming actually is. Global warming means the increase in the Earth’s temperature gradually because of greenhouse gases. There are a number of different activities, which will increase the temperature gradually. Global warming, melting of ice from glaciers up quickly. This is very damaging to the earth, as a human being. It is very challenging to control global warming, but it’s not going to be a difficult one. The very first step in solving a problem is to identify the root cause of the problem. Therefore, we need to first understand what the root causes of the global warming of the earth, and that will help us to continue to deal with them. In this paper, the global Warming of the planet, we must find the causes and solutions of global Warming in the face of the earth.

The causes of global Warming
Global warming has become a serious problem, and needs serious attention. It didn’t matter that may occur as a result of a single cause of action, however there are a number of reasons. For these reasons, both natural and man-made. The natural causes include the release of the greenhouse gases that are not in a position to move away from the earth, causing the temperature to rise.

In addition, the volcanic eruptions were also responsible for the global warming of the earth. That is to say, these eruptions release tons of carbon dioxide, which contributes to the global warming of the earth. Also, methane is also a major concern, and are responsible for the warming of the earth.

After that, the excessive use of cars and burning fossil fuels, which results in an increase in the levels of carbon dioxide. In addition to his activities as a coal mining and cattle-breeding are very harmful to the environment.

So, that is one of the most important sources for the absorption of carbon dioxide into the atmosphere, it’s just going to go away, and it is going to be something to take care of is the gas. Thus, it will result in an overall warming of the earth. These steps need to be taken in order to halt the global warming of the earth, and the earth well.

The Global Warming Solutions
As mentioned above, it can be a challenge, but it’s not out of the question. Global warming can be stopped, if there’s a concerted effort. For private persons and the authorities of both the action to be taken in the direction of achieving it. We should take steps to reduce the emission of greenhouse gases in the environment.

In addition, they will monitor the use of the fuel. Switching to a hybrid car, as well as to reduce the emission of carbon dioxide. In addition, people can opt for public transport or a car together. Then you are recycling should be encouraged.

For example, if you are going to buy, carry your own bag. Another step you can take in order to reduce the consumption of electricity, in order to prevent the release of carbon dioxide. For the government to be a part of it, they’re going to be in the control of industrial waste and the emission of harmful gases into the air. Deforestation should be stopped immediately, and the planting of the tree of life, and should be encouraged.

In short, each and every one of us should be aware of the fact that the earth is not a good sign. It’s going to be treated, and we are able to help with the healing. The current generation needs to take responsibility to stop the global warming of the earth, in order to prevent the suffering of future generations. It is, therefore, in every step, no matter how small, is a great deal of weight, and it is very important to stop the warming of the earth.

Friends meaning

WHAT IS FRIENDSHIP?

The defining characteristic of friendship is a preference for a particular person. However, different people may have distinct definitions of and requirements for friendship. For example, very young children may refer to someone as their “best friend” two minutes after meeting, while very shy people or individuals from reserved cultures may report having only a handful of friends during their entire lives.

There’s no absolute definition of what does or does not constitute a friendship. However, some common traits of friendship include:

  • Some degree of commitment, both to the friendship and to the other person’s well-being.
  • A desire for “regular” contact with the other person. “Regular” contact could occur once every two days or once every two years.
  • Mutual trust, concern, and compassion.
  • Shared interests, opinions, beliefs, or hobbies.
  • Shared knowledge about one another’s lives, emotions, fears, or interests.
  • Feelings of love, respect, admiration, or appreciation.

Anthropologist Robin Dunbar theorized there was a limit to how many friendships an individual can have. In general, most humans have up to 150 friends, 50 good friends, 15 close friends, and 5 intimate friends. These numbers have shown to be consistent across time, from hunter-gather societies to the age of social media.

FRIENDSHIP AND GENDER

Culture strongly affects people’s understanding of friendship. In the United States and many other industrialized wealthy nations, women tend to have more friendships than men and to invest more energy in those friendships. Romantic relationships are, for many men, a sole or primary source of friendship. So as children grow into adolescents and adolescents become adults, boys may have fewer and fewer friendships.

Cultural norms suggest that women are “better” at friendship, more communicative, or more in need of intimacy from friends. This can create a self-fulfilling prophecy in which women are more likely to have friends. Women also spend more time investing in their friendships. A man might only talk to his closest friend once every few months, while on average, women in the U.S. tend to talk longer and more frequently to their friends.

Among people in long-term relationships, women tend to do more work to sustain friendships and other close relationships. This might include sending Christmas cards, remembering birthdays, making phone calls, and updating friends on major life events.

Researchers are increasingly sounding alarm bells about an epidemic of loneliness. Loneliness can shorten a person’s life and erode their health. It may even pose greater public health risks than smoking. This suggests that gender norms about friendships may actually harm men’s health. As marriage rates decline, men without friendships may feel progressively more isolated.

Gender may also affect whom one chooses as a friend. A 2018 study found that gender discrimination can decrease the likelihood that a person will form friendships with members of a different gender. Cross-gender friendships can foster empathy, break down gender barriers, and undermine gender stereotypes. Gender norms that undermine these friendships may therefore perpetuate gender stereotypes and misogyny.

FRIENDSHIP ACROSS A LIFESPAN

Lifelong friendships can be immensely rewarding. People may draw inspiration from talking to those who knew them when they were young. Lifelong friends connect people to their history, offer insight on how a person has changed and evolved, and are often deeply connected to one another’s families. These friendships offer a sense of permanency and consistency that can be deeply reassuring at times of ambivalence, loss, or anxiety.

Sustaining a friendship across a lifespan, however, can be difficult. People’s interests and lifestyles change as they age. In childhood, a friendship might be based upon geographic closeness or a single shared interest. So a move or a change of interests can affect even long-term friendships.

Some barriers to sustaining lifelong friendships include:

  • Changes in lifestyle. For example, if one friend has a child and a marriage and the other does not, the two may struggle to relate to one another.
  • Geographic distance. Childhood friends often walk next door or hitch a ride from a parent to see one another. When time together requires a plane or long car ride, the friendship is harder to nurture.
  • Time constraints. People’s lives tend to become more demanding as they get married, have children, become caregivers for aging parents, embark on challenging careers, and accrue more financial obligations. Finding time for friends can be difficult in adulthood, especially when friends have very different lifestyles or do not live near one another.
  • Cultural values surrounding friendship. In the U.S. and in many other countries, romantic relationships are treated as the primary and most important relationship. This can cause some people to value their friendships less as they enter adult romantic relationships.
  • Shifting understandings of friendship. There’s no “right” way to have a friendship. One of the challenges of sustaining a friendship is finding a shared understanding of what the friendship should look like—how frequently to talk, what to talk about, how openly to discuss disagreements, etc. As childhood friends grow up, their desires for their friendships may change. This can leave one friend feeling like the friendship doesn’t offer enough, while the other friend feels the friendship demands too much.

AFFORESTATION

AFFORESTATION

 

INTRODUCTION :

Afforestation is an action that alludes to the act of planting trees and plants in a ruined land that needs green cover. The principle objective of this cycle is to make another backwoods on fruitless land. Be that as it may, numerous individuals confound the terms afforestation and reforestation. The term reforestation recommends the replanting of trees in the backwoods that is bit by bit turning out to be deficiency in trees and plants and afforestation, then again, is the way toward fostering an all-new timberland which never existed.

GREEN PLANET :

Our planet earth is consistently falling apart because of the insensitive exercises, which has at last exhausted the green cover on the earth. Elements like overpopulation, abuse of normal assets, deforestation and contamination have added to the decrease of timberlands in the world.

NEED FOR AFFORESATION :

Afforestation is the need of an hour as the earth is consistently confronting contamination and abuse. Because of expanding populace, there’s more interest for industrialization and urbanization which has subsequently prompted deforestation. Huge spaces of woods are dissipated to satisfy the always expanding needs of individuals. Henceforth, it is urgent to comprehend the current circumstance of the earth and energize exercises that protect the green cover on the earth.

GLOBAL WARMING :

To battle a dangerous atmospheric deviation, natural irregularity, soil disintegration and contamination, we need to enjoy afforestation and reforestation exercises in order to save our planet from the evil impacts of desertification.

Afforestation advances the economy of the country as woods supply crude material and different things that have extraordinary business use. It likewise forestalls soil disintegration and works with improved maintenance of water. Planting more trees builds the oxygen level noticeable all around and individuals can take in the outside air and along these lines stay sound and there are various different advantages related with afforestation.

CONCLUSION :

Hence, we must promote afforestation as it keeps the environment healthy and also maintains ecological balance. Government and people should make combined efforts to encourage the process of afforestation.

 

GLOBAL WARMING

Global Warming is defined as the rise in temperature of the earth’s atmosphere due to the excess release of greenhouse gas in the environment. These greenhouse gases generally include gases like Carbon dioxide, Carbon monoxide.The human population is growing we are capturing more land by cutting trees. As the number of trees decreases they inhale less Carbon dioxide. The main reasons of global warming are industrialization, globalisation, deforestation and excessive use fuels which leads to Carbon Emissions.Global warming occurs when carbon dioxide (CO2) and other air pollutants collect in the atmosphere and absorb sunlight and solar radiation that have bounced off the earth’s surface. Normally this radiation would escape into space, but these pollutants, which can last for years to centuries in the atmosphere, trap the heat and cause the planet to get hotter.
Disappearing glaciers, early snowmelt, and severe droughts will cause more dramatic water shortages and continue to increase the risk of wildfires in the American West.
Forests, farms, and cities will face troublesome new pests, heat waves, heavy downpours, and increased flooding. All of these can damage or destroy agriculture and fisheries.
Allergies, asthma, and infectious disease outbreaks will become more common due to increased growth of pollen-producing ragweed, higher levels of air pollution, and the spread of conditions favorable to pathogens and mosquitoes.There are several causes of global warming, which have a negative effect on humans, plants and animals. These causes may be natural or might be the outcome of human activities. In order to curb the issues, it is very important to understand the negative impacts of global warming.

Man-made Causes of Global Warming:
Deforestation:
Plants are the main source of oxygen. They take in carbon dioxide and release oxygen thereby maintaining environmental balance. Forests are being depleted for many domestic and commercial purposes. This has led to an environmental imbalance, thereby giving rise to global warming.
Use of Vehicles:
The use of vehicles, even for a very short distance results in various gaseous emissions. Vehicles burn fossil fuels which emit a large amount of carbon dioxide and other toxins into the atmosphere resulting in a temperature increase.
Chlorofluorocarbon:
With the excessive use of air conditioners and refrigerators, humans have been adding CFCs into the environment which affects the atmospheric ozone layer. The ozone layer protects the earth surface from the harmful ultraviolet rays emitted by the sun. The CFCs has led to ozone layer depletion making way for the ultraviolet rays, thereby increasing the temperature of the earth.

Natural Causes of Global Warming:
Volcanoes:
Volcanoes are one of the largest natural contributors to global warming. The ash and smoke emitted during volcanic eruptions goes out into the atmosphere and affects the climate.
Water Vapour:
Water vapour is a kind of greenhouse gas. Due to the increase in the earth’s temperature more water gets evaporated from the water bodies and stays in the atmosphere adding to global warming.

How Can We Stop Global Warming?
Recycle more. The aim is to cut down the amount of carbon dioxide released in the environment.
Drive less.
Plant trees.
Switch to renewable energy.
Use energy-efficient devices. Use less hot water.
Turn off electronic devices.
Spread awareness.