Ocean acidification poses an increasing threat to the sediments that form the framework of coral reefs - within around 30 years, these carbonate sands may no longer be able to form.
Nuclear power provides 60 percent of US carbon-free electricity generation, but existing plants are aging and only one is under construction. Should government intervene to keep nuclear energy in the mix?
We think of Canada as a water-rich country, but we are not immune to water shortages or disasters. With some advance planning, Canada can avoid a water catastrophe.
New research suggests politics and risk perception may explain why the US and Caribbean see climate change so differently, though both places are ever more vulnerable to powerful hurricanes.
Natural gas is widely viewed as a clean fuel, but methane, its main component, is a powerful greenhouse gas. Two experts propose a plan for detecting and cutting methane leaks across North America.
King tides and rising seas are an increasing and predictable threat, but adaptation plans to limit the damage to coastal property are still not managing the political obstacles.
As Earth’s climate warms, mangroves are expanding north and south from tropical zones. Mangroves reinforce shorelines and store huge quantities of carbon, so protecting them is an effective climate strategy.
Heatstroke is a medical emergency and often kills. But there are many processes in the body that occur between being exposed to heat and ending up in the ED – and warning signs to look out for too.
Dagmar Haase, Helmholtz Centre for Environmental Research-UFZ
In the future, Europe will suffer from more heat waves as well as extreme rainfall, presenting new challenges for planners and health care services. Building resilient cities can help.
The Olympic Games are an ideal venue to showcase new ideas to world. In a world where reducing carbon emissions is a priority, could the Olympics be doing more?
Many Puerto Ricans are happy to see their broke power utility sold off to whoever can get the lights turned back on. But privatizing the island’s energy grid may bring more problems than relief.