By nearly every metric, Donald Trump's vision is wrong, the United States of America is already great. This data-driven analysis shows why.

Kyiv, the capital of Ukraine, is preparing to defend itself against a major Russian invasion. The city is important because of its size, power sources like the Kyiv dam, and key bridges and airfields that are crucial in the fight....

Chengdu, a major city in southwest China, has become known as the country's "park city" thanks to its focus on green spaces and modern urban planning. With a rich 3,000-year history and rapid growth in recent decades, it has expanded its...

One of the best ways to cut pollution from transportation is to make cities easier to walk or bike in and to improve public transit, like Bus Rapid Transit (BRT), which is cheaper than building subways and still very effective. Cities...

These ten countries have the most people living in modern slavery, or victims of human trafficking.

With worldwide Internet traffic set to triple between 2017 and 2021, we examine the near-term future of Internet Infrastructure—from 5G to prefabricated data centers to robotically-maintained server farms.

Mexico's vast capital — Ciudad de México, among the largest cities in the Americas — is under threat from a severe water crisis and vulnerable to disasters like earthquakes. Learn how this city developed and the successes and struggles...

Kinshasa, the capital of the Democratic Republic of the Congo, is Africa’s most populous city and one of the fastest growing in the world. Despite having rich natural resources and great potential, it struggles with deep poverty,...

As the planet warms, there's more water vapor in the air, which makes storms stronger and causes heavier rain and snow. This extra heat and humidity can also make it dangerous to live in some places, especially at night when bodies can’t...

The Arctic is warming quickly, and this is changing the jet stream—a strong wind high in the sky that affects weather. The jet stream is becoming slower and more wavy, which causes extreme weather to last longer, like very cold winters...

The oceans are very important in climate change because they take in almost 90% of the heat trapped by greenhouse gases and a lot of carbon dioxide. This makes the oceans warmer and more acidic, which has led to record-low sea ice,...

Urban environments may seem very different from one another – but their underlying structures are often remarkably similar. Human Geography - Orientation And Settlements - Learning Points. Every urban settlement has a central business...

As car ownership increases around the world, so does global traffic congestion. What are the social and economic impacts of congestion, and what action can be taken to lessen the problem? Human Geography - A Changing World - 50 million...

Urbanisation is happening faster today than at any time in history. By 2030 nearly 9% of the global population will live in so-called megacities—cities with more than 10m inhabitants.

This video explores the seven recognized continents on our planet. It will introduce the viewer to the topography of each region as well as the mega cities found across the globe. The continents are explored in order of size from largest...

Bund at Huangpu river Shanghai

Pearl Tower Shanghai

Pearl Tower Shanghai sunset

World Financial Center Shanghai

Shanghai JinMao and WFC sunrise

fog covering Shanghais skyscrapers

fog covering Shanghais skyscrapers

Shanghai sunset Huangpu Jiang river

Skyscrapers shadows Shanghai