Air: Changing the Atmosphere | Link TV
Air: Changing the Atmosphere
Every year seven million people die from air pollution. It's the world's biggest environmental killer.
Italy is Europe's most polluted country: in 2012, more than 84,000 people in the country died prematurely owing to bad air quality. To combat this, scientists have developed a new type of photocatalytic cement that absorbs pollutants and turns them into harmless salts.
Iceland is the first country in the world to generate 100 percent of its electricity needs from renewable sources, and is taking steps to cut its emissions even further. With the aim of cutting emissions even further, a unique carbon capture system called CarbFix is being pioneered at Hellsheidi geothermal power plant, in western Iceland.
"earthrise travels to both countries to meet the engineers and scientists who are developing new technologies designed to clean the air.
Cheap and versatile, plastic is used for everything. The problem is, it's also indestructible. As a result, it piles up in landfills where it leeches toxic chemicals into soil and groundwater, or ends up in the ocean affecting wildlife and getting into food chains.
Approximately 268,000 tonnes of plastic float in our oceans - that's five trillion individual pieces. If nothing changes, it is estimated that by 2050 there will be more plastic by weight than fish in our oceans.
A look at the state of global food security amid rising concerns about the world population and climate change.
In New Haven, Connecticut, a community of scientists, fishermen and foodies are redefining their relationship with the sea using 3D ocean farming. In Africa, farmer-managed natural regeneration is restoring farmland to improve food security. In Holland, scientists are racing to future proof our planet against our love of meat.
In a busy market in the Ugandan capital of Kampala, a group of women gather to cook. While the dishes they prepare are traditional, the brightly coloured stoves they cook on are new.
The locally made Ugastove, which requires on average half the amount of charcoal of traditional cookers, saves money in reduced fuel costs, cuts carbon emissions and reduces deforestation.
Death is a messy business. In America alone, 1.6 million tons of cement and over 870,000 gallons of embalming fluid — commonly containing formaldehyde — are buried along with 2.5 million caskets every year.
“What you have here is a landfill … a toxic landfill,” says Glen Ayers of the Green Burial Committee as he looks around a traditional graveyard in Massachusetts.
In 1985 a gang of criminals steals 140 pre-Hispanic pieces from the National Museum of Anthropology in Mexico City.KCET Original
On today's episode, the latest on the Ethiopia refugee crisis, and Ugandan presidential candidate Bobi Wine is released from custody two days after his arrest that triggered deadly protests.KCET Original
A boost for the U.S. President-elect as a key federal agency gives Joe Biden the green light to formally begin his transition to the White House.KCET Original
Performers pay tribute to Linda Ronstadt. Plus, an interview with the legend herself.KCET Original
Five old friends decide to move in together as an alternate to living in a retirement home; joining them is an ethnology student whose thesis is on the aging population.KCET Original
A young Iranian woman wants to become an astronaut, while her traditional family will do anything to keep her on the ground.
Victoria, a black 8-year-old orphan, is taken in by a white bourgeois family for a night. Years later, she has a brief affair with the youngest son of the host family and bears his child.
Diagnosed with breast cancer, a woman (Penélope Cruz) forms a strong bond with a man (Luis Tosar) who lost his wife and daughter in a car accident.
In Sweden they’re doing a "lockdown lite." The bars and restaurants have never closed, primary schools and child-care centres have stayed open. Reporter Lisa Millar presents a profile of a country debating the value of human life as the death toll mounts.