10. Elampie of natural no gource Ang 7
Answers
Explanation:
transformation systems is a constraint to human and economic development. The environment provides a series of renewable and non-renewable energy sources i.e. solar, wind, hydropower, geothermal, biofuels, natural gas, coal, petroleum, uranium.
Increased use of fossil fuels without actions to mitigate greenhouse gases will have global climate change implications. Energy efficiency and increase use of renewables contribute to climate change mitigation and disaster risk reduction. Maintaining and protecting ecosystems allow using and further developing hydropower sources of electricity and bioenergy.
Facts:
3 billion people rely on wood, coal, charcoal or animal waste for cooking and heating
Energy is the dominant contributor to climate change, accounting for around 60 per cent of total global greenhouse gas emissions
Since 1990, global emissions of CO2 have increased by more than 46 per cent.
Hydropower is the largest single renewable electricity source today, providing 16% of world electricity at competitive prices. It dominates the electricity mix in several countries, developed, emerging or developing.
Bioenergy is the single largest renewable energy source today, providing 10% of world primary energy supply.