Climate Change：练习题

• a.

  The natural occurrence of sunspots on the Sun's surface.

• b.

  Deforestation for urban development or agriculture.

• c.

  Large-scale volcanic eruptions releasing ash into the atmosphere.

• d.

  Variations in the Earth's axial tilt over thousands of years.

• a.

  It reduces the vulnerability of communities by increasing the efficiency of the water cycle.

• b.

  It causes a uniform increase in precipitation across all land surfaces globally.

• c.

  It exacerbates existing threats to natural and human systems, leading to uneven climate-related effects.

• d.

  It simplifies the challenges faced by developing countries by providing more solar energy.

• a.

  The loss of life resulting from a flash flood in an urban area.

• b.

  The disruption of disease regulation and a decrease in global food production.

• c.

  The direct injury to individuals caused by a sudden wildfire.

• d.

  The immediate destruction of homes during a specific cyclone event.

• a.

  Implementing advanced water and flood management systems to protect infrastructure.

• b.

  Protecting existing forests to enhance natural carbon sinks.

• c.

  Switching from fossil fuels to clean, renewable energy sources.

• d.

  International agreements to reduce the total emission of greenhouse gases.

• a.

  Observing the current expansion and contraction of main climatic zones using satellite imagery.

• b.

  Data obtained from seafloor sediment analysis and the study of oxygen isotopes.

• c.

  The frequency and intensity of sunspot cycles recorded over the last decade.

• d.

  The measurement of anthropogenic greenhouse gas emissions from industrial activities since 1850.

先自己写一遍答案，再对照解题步骤。

先自己写一遍答案，再对照解题步骤。