-Differentiate between renewable resources and non renewable resouces.
- Describe farming as a livelihood
-Identify examples(sourcs and type) of ANTHROPOGENIC (human Induced) gases.
-Explain in detail the aspect of Global Warming
- Explain why it would be difficult to cut back on Greenhouse emissions.
could i please get some help with these questions?
Sure, we'll be glad to HELP you.
Please tell us how you'd like us to HELP.
ok, could you please explain what "livelihood" is?
What are renewable and non-renewable resources?
What are greenhouse emissions?
what is an "aspect"?
these are basically the reasons i had trouble answering above questions.
and also, what does "human induced" mean?
Livelihood is the way a person makes a living. The question asks you to describe what a farmer does.
These sites explain renewable and non-renewable resources.
http://www.eia.doe.gov/kids/energy.cfm?page=nonrenewable_home-basics
http://www.eia.doe.gov/kids/energy.cfm?page=renewable_home-basics
Greenhouse gas emissions:
http://www.eia.doe.gov/bookshelf/brochures/greenhouse/Chapter1.htm
Aspect definition:
http://dictionary.reference.com/browse/aspect
Human induced means something caused by people.
Of course, I'd be happy to help you with these questions! Let's break them down one by one:
1. Differentiate between renewable resources and non-renewable resources:
Renewable resources are natural resources that can be replenished or regenerated within a human time frame. Examples include solar energy, wind energy, hydroelectric power, and biomass. These resources are constantly being replenished in nature and can be used indefinitely without depleting their supply. Non-renewable resources, on the other hand, are finite and cannot be naturally replenished within a human time frame. Examples include fossil fuels like coal, oil, and natural gas, as well as minerals like copper and gold. Once non-renewable resources are depleted, they are no longer available for use.
2. Describe farming as a livelihood:
Farming is an occupation and way of life for many people around the world. It involves the cultivation of crops, raising livestock, and growing other agricultural products. As a livelihood, farming provides a source of income, food, and sometimes even shelter for farmers and their families. It requires knowledge of crop cultivation, animal husbandry, soil management, and other agricultural practices. Farming can be subsistence-based, where the farmers only produce enough for their own needs, or commercial-based, where the produce is sold in the market for profit.
3. Identify examples (sources and types) of anthropogenic (human-induced) gases:
Anthropogenic gases are gases that are released into the atmosphere as a result of human activities. Some examples include:
- Carbon dioxide (CO2): Emitted from burning fossil fuels (coal, oil, and natural gas) for electricity, transportation, and industrial processes.
- Methane (CH4): Released during the production and transport of coal, oil, and natural gas. Also emitted by livestock and other agricultural practices, as well as the decay of organic waste in landfills.
- Nitrous oxide (N2O): Produced from agricultural and industrial activities, as well as the combustion of fossil fuels and solid waste.
- Chlorofluorocarbons (CFCs): Synthetic compounds once widely used in aerosol propellants, refrigeration, and air conditioning. They are potent greenhouse gases and contribute to the destruction of the ozone layer.
4. Explain in detail the aspect of global warming:
Global warming refers to the long-term increase in Earth's average surface temperature due to the buildup of greenhouse gases in the atmosphere. When sunlight reaches the Earth's surface, some of it is absorbed and some is radiated back into space as heat. Greenhouse gases, such as carbon dioxide, methane, and nitrous oxide, trap some of this heat and prevent it from escaping back into space. This creates a natural greenhouse effect, keeping the planet warm and suitable for life.
However, human activities, particularly the burning of fossil fuels and deforestation, have caused an increase in the concentration of greenhouse gases in the atmosphere. This enhanced greenhouse effect leads to global warming, which has several consequences:
- Rising temperatures: The average global temperature has been increasing over the past century and is projected to continue rising. This leads to changes in weather patterns, more frequent and intense heatwaves, and the melting of glaciers and polar ice.
- Sea-level rise: Warmer temperatures cause glaciers and ice caps to melt, contributing to an increase in sea levels. Rising sea levels threaten coastal communities and ecosystems, leading to potential flooding, erosion, and loss of habitat.
- Extreme weather events: Global warming influences the frequency and intensity of extreme weather events such as hurricanes, droughts, floods, and wildfires. These events can have severe impacts on human lives, property, and ecosystems.
- Disruption of ecosystems: Changes in temperature and precipitation patterns can disrupt ecosystems and lead to shifts in plant and animal populations. This can have cascading effects on biodiversity, food webs, and ecological balance.
5. Explain why it would be difficult to cut back on greenhouse emissions:
There are several reasons why it is challenging to cut back on greenhouse gas emissions:
- Dependence on fossil fuels: Many of our energy systems, particularly in transportation, industry, and electricity generation, still heavily rely on fossil fuels. Transitioning to cleaner and renewable energy sources requires significant investments and infrastructure changes.
- Economic considerations: Industries that heavily contribute to greenhouse gas emissions often play a significant role in national economies. Reducing emissions can require changes in production methods, employment, and economic models, which can be disruptive and require careful planning and coordination.
- Technological limitations: Developing and implementing new technologies, such as carbon capture and storage, can be expensive and may require time for research, development, and implementation. Additionally, widespread adoption of these technologies can face barriers due to cost, efficiency, and scalability.
- International cooperation: Addressing climate change is a global challenge that requires cooperation and commitment from all nations. Agreements and policies to reduce emissions often involve complex negotiations and differing priorities, making it difficult to reach consensus and enforce compliance.
Addressing these challenges requires a combination of political will, technological innovation, and behavioral changes at the individual and societal levels. Transitioning to cleaner energy sources, promoting energy efficiency, and adopting sustainable practices are key steps in reducing greenhouse gas emissions.