I think tropical rainforests I could be wrong
Explanation:
increase in longevity raises the average age of the population by increasing the numbers of surviving older people. ... More specifically, it is the large decline in the overall fertility rate over the last half century that is primarily responsible for the population ageing in the world's most developed countries.
Developing countries fall relatively behind developed countries in terms of infrastructure, access of the population to sanitation, healthcare, safe drinking, water, and energy, security, and pollution-free environment and tend to show a higher degree of poverty, corruption, and political instability.
Answer:
Explanation:
In any event, CO2 concentrations have already touched 400ppm in 2015 and continue to rise about 2ppm every year. You have probably read material from the 350.org website and movement, which indeed claim we need to stay at 350ppm in order not to endanger the climate system.
More in general, the IPCC and countries who are working towards reaching a meaningful climate change agreement this year in Paris think that 450ppm is an acceptable limit, one that would still carry with it some damage (global warming within 2 C) but 'manageable'.
In terms of tangible effects of higher CO2 concentrations, the recent report by NASA
Is there any answer choices
