The 21st Century
At the end of the 21st century, the world got ready to party. Huge celebrations took place across the globe to greet the year 2000, the start of the new millennium. The new century brought grave new challenges, but also amazing opportunities.
With the world's population expanding, humanity's demands on the planet are growing rapidly. As the 21st century goes on, scientists have become increasingly concerned that we may run out of some natural resources, and that human activity is causing dangerous changes to our environment. Many countries have also had to content with devastating natural disasters.At the same time, the 21st century has been astonishing new advanced in technology. Smartphones and tablets have transferred the way we communicate, and the internet has expanded hugely to give voices to users across the globe.
Digital revolution
The digital revolution began in the 1980, when computers become cheap enough for people to buy and use at home. At first computers were big metal boxes, but today they are hidden in everyday objects, such as smartphones, tablets, mp 3 players, and cameras. The internet is rapidly evolving to play a central role in society, transforming cultural, economic, and political landscapes. They are thought to be more than 2 billions users worldwide, all of whom can exchange information in an instant.
Web use
During the 1990, most people only used the internet to look up information. In the 21st century, the amount user - generated content has hugely increased, with blogs and social networking sites allowing people to share their ideas and experiences.
Natural disasters
The first years of the 21st century were beset by natural disasters and extreme weather. In 2003, more than 40,000 people died in heat waves across Europe. In 2004, a huge tsunami caused devastation around the Indian ocean, killing almost 230,000 people in 14 countries. The following year, a powerful storm, Hurricane Katrina, laid waste to the US city of New Orleans, with wind speeds of 200 kph. A massive earthquake devastated the island of Haiti in the Caribbean in 2010, killing more than 300,00 people and leaving millions homeless. In 2011, another earthquake triggered a tsunami in japan, wrecking homes and causing radioactive material to leak from the Fukushima nuclear power plant.
Global dangers
Countries all across the world experienced devastating natural disasters in the early years of the 21st century. Some were freak chance events, while others have been linked in the world,s climate.
Global financial crisis
In 2007, US banks realized that they had lent money for houses mortgages to hundred of thousands of customers who could not afford to pay them back. To make matter worse, the banks had bundled up the mortgages with other investment, worth billions of dollar.
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