Answer:
Polar bear viewing tourists perceive climate change to be negatively impacting polar bears
Explanation:
Polar bear viewing tourists perceive climate change to be negatively impacting polar bears but do not necessarily understand how they themselves contribute to GHG emissions, or understand offsetting possibilities. The polar bear viewing industry is estimated to contribute 20,892 t/CO2 per season.
The Mongols spread the use of gunpowder.The Mongols controlled both China and Russia.<span>Pax Mongolica encouraged trade along the Silk Road. I would honestly say these are the main effects of the Mongol incursion into Europe and Asia plus the inadvertent introduction of the bubonic plague of infected rats from Asia to Europe.</span>
Answer:
push factor is crime and high costs
pull factor good climate and low costs
forced migration is military drives you out of country
chain migration is newcomers help others