Unit 2 Global climate change

The distribution of temperature is uneven in the world. In general, it _______ with _________

Decreases, increasing latitude

Temperatures are the _______ in regions near the ______ and the _____ in the ______ regions

Highest, equator, polar, lowest

According to the distribution pattern of temperature, the world is broadly divided into three temperature zones: ____________________

the tropical, temperate and polar zones

Regions along the ________ receive an___________

Equator, abundant annual rainfall

____________________ . Their annual rainfall is below______

Deserts, inland areas and high-latitude regions are dry, 250 mm

In other parts of the world, _______

Rainfall is often seasonal

Based on the temperature and rainfall characteristics of different regions, the world can be divided into ____________

Six climatic zones

List all the six major climatic zones

Mediterranean, tropical, mountain, polar, arid, temperate climates

Mediterranean climate

Mild and humid winter, hot and dry summer

Tropical climate

Hot and wet all year round

Mountain climate

Cold all year round

Polar climate

Cold and dry all year round

Arid climate

Dry all year round

Temperate climate

Cold winter and mild summer

The global mean temperature has kept __________

Increasing

The temperature has also been constantly___________ since the 1980's, when the rate of increase began to ________

Higher than the long-term average, speed up

In the past few decades, many parts of the world have had ________

Fewer cold days and cold nights but more hot days, hot nights and heat waves

On average, global rainfall has ____

Increased

Regional rainfall has become more _____

Extreme

Many places are experiencing ______

More extreme rainfall events

The northern hemisphere is hit by stronger _____

Thunderstorms and typhoons

In contrast, regions such as the Sahel in Africa have become_____

Drier