Since the end of the 19th century, the average surface temperature of the Earth has risen by about 0.9C
About 10 million tons of plastic waste enters the ocean each year - some of which may take hundreds of years to biodegrade
The 2008 Summer Olympic Games
The Internet has changed almost every aspect of our lives, from the way we communicate to how we consume news, shopping, navigation and entertainment.
The number of skyscrapers around the world has soared - and they have been getting higher.
Fast-forward for 20 years, the world population is estimated at 7.6 billion.
Most production for But perhaps the biggest change in the world is how people think of terrorism itself
China hosted the APEC Summit for the first time in Shanghai in 2001.
One of the most influential applications of the internet is social media.
the roof of Notre-Dame caught fire on the evening of 15 April 2019