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Asian cities are struggling to accommodate rapid urban migration and development is encroaching on flood-prone areas. Recent flooding in Mumbai was blamed in part on the unregulated development of wetlands, while hastily built urban areas are being affected by flooding across India, Nepal and Bangladesh.

As sea levels rise, high-tide flooding is becoming a growing problem in many parts of the globe, including cities on the U.S. East Coast. Now, new research shows that as these waters recede, they carry toxic pollutants and excess nutrients into rivers, bays, and oceans

London, Jakarta, Shanghai and Houston and other global cities that are already sinking will become increasingly vulnerable to storms and flooding as a result of global warming, campaigners have warned ahead of a landmark new report on climate science.

National Geographic is dedicating its television programming to climate change topics for an entire week beginning October 30, in 171 countries and 45 languages. The programming will include the second season premiere of climate change series "Years of Living Dangerously," which explores a range of climate change topics through the eyes of celebrity correspondents. In addition, National Geographic's week of programming will feature Leonardo DiCaprio's new climate change documentary "Before the Flood."

Venice is the Mediterranean World Heritage Site currently most at risk from flooding due to sea level rise, according to a recent study, and the city even has elevated sidewalks ready in case of high tides, but Monday's waters rose higher than the emergency sidewalks. The tide surpassed 5 feet, 3 inches, making it the highest recorded since 2008 and potentially the highest recorded since 1979, CNN reported.

As evidence mounts that excessive use of light is harming wildlife and adversely affecting human health, new initiatives in France and elsewhere are seeking to turn down the lights that flood an ever-growing part of the planet

mounts that excessive use of light is harming wildlife and adversely affecting human health, new initiatives in France and elsewhere are seeking to turn down the lights that flood an ever-growing part of the planet.

2016 saw several powerful environmental movements and projects, from the Dakota Access Pipeline protestors to celebrity Leonardo DiCaprio's "Before the Flood" documentary. World leaders also passed the Kigali Amendment, which reduced hydrofluorocarbons in the environment.

The citizens of four major European countries think the impacts of climate change such as severe floods and storms are already affecting them, according to a major new polling study. The research dispels the idea that global warming is widely seen as a future problem, and also shows strong support for action to tackle global warming, including subsidies for clean energy and big financial penalties for nations that refuse to be part of the international climate deal signed in Paris in 2015 - as US president Donald Trump has threatened.

The Federal Emergency Management Agency is responsible for handling America's response to extreme weather events such as wildfires and floods, but some experts say the agency isn't adequately factoring climate issues into its strategic planning processes.

At the height of the Roman Empire, Rome's water management infrastructure was the envy of civilizations the world over. Today, while the city still enjoys abundant high-quality water sources, rainstorms of increasing intensity cause flooding that can hinder the city's ability to function. Exploring holistic, systems-based approaches to urban water challenges is an essential component of Resilient Rome's strategy process.

The best climate scientists in the world are telling us that extreme weather events like hurricanes are likely to become more powerful.  When you combine stronger storms with rising seas, that's a recipe for more devastating floods.

Tackling global challenges including Bangladeshi floods, water scarcity, fashion waste and death in childbirth requires creativity and innovation. Here are the runners up for the Sustainia Awards from which a winner will be chosen.

At the University of Miami's Department of Atmospheric Sciences, Brian McNoldy and other researchers have been accumulating sea level data from Virginia Key (a small island just south of Miami Beach) since 1996. Over those nineteen years, sea levels around the Miami coast have already gone up 3.7 inches.

Developing coutnries are trying to defeat a policy that would require knowledge and consent to hazardous waste material being shipped into that country

The Southern California Gas Company is attempting to fix a methane leak at one of its energy facilities in Aliso Canyon, California, which is reportedly spewing 110,000 pounds of the gas into the air every hour. The Environmental Defense Fund has called it "one of the biggest leaks we've ever seen reported" and "absolutely uncontained."