Bubble in the correct answers on Course Sort Number, ur Zeus seantron sheet. Ple

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Bubble in the correct answers on Course Sort Number, ur Zeus seantron sheet. Please bubble your name, Zeus and Form ID in the spaces provided. Please read each of the carefully and examine all possible choices before you answer the human population from about one billion to over seven 1. The increase of witdh its accrued "ecological debe" during the past century is an example of: A. linear growth C. additive growth B. D. exponential growth all of the above According to the Global Footprint Network, in approximately what year did the human ecological footprint begin to exceed global biocapacity? , A. 1950 C. 2006 B. 1986 D. 1976 According to Lee et al. (2012), there are three grand challenges to achieving sustainability. Which of the following is not one of these three? A. climate change C. urbanization B. D. food security loss of biodiversity Tropical forest ecosystems are important because: A. they harbor over half of all known land species on the planet B. they play a crucial role in the planet's atmospheric and water cycle Cthey serve as a major key sink for carbon dioxide D. all of the above Which of the following is not one of the major greenhouse gases? A. C. E. Hydrogen H2 sulfur dioxide S02 nitric oxide N20 B. D. methane CH4 carbon dioxide CO2 Global Footprint measures the impacts of human population, consumption and waste upon Earth's total 'biocapacity', or number of planet's natural resources needed to sustain our activities at current levels. A. True B. False Identify the correct statement: A. Global rural populations have exceeded urban populations and are now increasing most rapidly in developed (wealthy) countries. Causes of soil degradation include permaculture, mixing hedgerows with native plant and insect species, intercropping crop rotation and drip irrigation Deforestation to make way for industrial agriculture, cattle ranches B. C.

Explanation / Answer

1. The increase in human population from 1billion to 7 billion is an example of exponential growth, where there is a rapid increase in population.

2. In the year of 1976, the ecological footprint exceeded the biocapacity. The demands of the human beings are exceeding the capacity or the ability of nature to provide them with those.  

3. Sustainable development or sustainability is the process by which the future generations can lead their lives without facing any sort of crisis. There are many challenges to sustainability except food insecurity.

4. Tropical forest ecosystems are important because they provide home to more than half of the land species, they play a crucial role in stabilizing climate and also acts as sink of carbon dioxide. The answer is option d.

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