Also by looking at tree rings in old trees can tell us what the climate was like. A negative feedback cycle will resist change with compensatory flows in other parts of the system.
These are known as Milankovitch cycles The amount of energy radiated from the sun changes over a year cycle Volcanic eruptions pump ash dust into the atmosphere causing a cooling effect Large asteroid collisions can cause cooling as the material blocks out the Sun. This is the natural greenhouse effect and is shown in the diagram below.
For the purposes of this case study, the pollution is the general CO2 increase in the atmosphere caused by increased energy use and poor land use management. Energy generation from fossil fuels also produces a build-up of gases - principally carbon dioxide and methane - which is thought to be a major cause of global warming.
Some parts of the world will experience cooling or stable temperatures, while other climatic variations such as the intensity of rainfall will vary. Your population crashes, your economy is wrecked, Hollywood is underwater and there's nothing good on TV.
The rise in greenhouse gases, such as Carbon Dioxide and Methane, matches the start of the Industrial Revolution. Choosing Between Scenarios Each scenario represents a set of initial conditions and response parameters that are theoretically under human social control.
Bloodsucking ticks, scorpions and poisonous spiders and even malaria carrying mosquitoes all might become a feature of life in a hotter UK. It gets stored long enough to raise the temperature of the atmosphere. We have seen other examples of this type of modeling when we studied population growth models.
The most prominent greenhouse gas is carbon dioxide.
It could have been caused by: This graph shows how the Earth's temperature has cooled and warmed over the past years. Fruits that are also associated with warmer climates, like peaches and nectarines, would also be grown more widely.
However, just because the average temperature is rising does not mean that temperatures everywhere will rise; also, the temperature is just one aspect of climate change in addition to things like wind, humidity and precipitation.
The International Panel for Climate Change IPCC is an independent body of thousands of scientists from all over the globe and they agree that human industrial activity is to blame for the current upward trend in temperatures.
Of course the ability of the atmosphere to capture the sun's warmth is essential for life on earth. Similar, but more involved, simulations can be constructed for human population growth, energy resource depletion, pollution, and quality of life indicators.
LEDC - politically unstable Located in Northern Africa on the Mediterranean Sea Low greenhouse gas emissions 99% of Egypt's population live on 5% of the land by the River Nile Grows large amounts of crops that are irrigated using the Nile's water.
BluePlanet is a Water and Environmental Education website for High School students. Information on the website links directly to the NSW Science, Geography, Agriculture and Marine Studies syllabuses.
Resources include local case studies, games, and factsheets. Geography Case Studies - A wide selection of geography case studies to support you with GCSE Geography revision, homework and research. What causes global warming? What problems are caused by global warming? What are the benefits of global warming?
Erosion and Weathering. Changing climate covers past climate change, the impacts, case studies for the UK and Bangladesh. GCSE Geography. Search this site. Home; Dynamic Planet People and the planet. Keywords Ocean current changes can cause cooling and warming. Past Climate Change - The Little Ice Age.
Case studies - UK storm event (St Jude), Contrasting tropical revolving storm events (Typhoon Haiyan, Hurricane Sandy), Impact of global warming on a tropical region (Indian monsoon climate), Impact of global warming on the British Isles, Impact of climat.
This case study on the potential damage from global warming consists of the following parts: 1. This page, which is a summary of the scenarios for the effects of global warming and a short discussion on how we should try to choose between the scenarios.Geography case studies global warming