The economics of recycling have shifted drastically over the past year, threatening the viability of single-stream curbside collection in Maryland and across the United States.
Coal will be increasingly squeezed out of the power generation market over the next three decades as the cost of renewables plunges and technology improves the flexibility of grids globally. That’s the conclusion of a report by Bloomberg New Energy Finance, which estimated some $11.5 trillion of investment will go into electricity generation between now and 2050. Of that, 85 percent, or $9.8 billion, will go into wind, solar and other zero-emissions technologies such as hydro and nuclear, the London-based researcher said.
Thirty years after a former Nasa scientist sounded the alarm for the general public about climate change and human activity, the expert issued a fresh warning that the world is failing “miserably” to deal with the worsening dangers.
The University of California, San Diego has discovered the world’s first known nursery for manta rays, an idyllic spot in the Gulf of Mexico where the “gentle giants” approach divers along colourful reefs that seem drawn from the imagination of Walt Disney.
For farmers, protecting fields from pests and plagues is a constant battle fought on multiple fronts. Many insects have a taste for the same plants humans do, and pathogenic microbes infect leaves, shoots and roots. Then there are the weeds that compete with crops for soil and sun.
Zookeepers have paid emotional tribute to the world’s oldest known Sumatran orangutan, “a grand old lady” who died at a Western Australian zoo on Monday. Puan was given to Perth zoo in 1968 and is believed to have been born in Sumatra 1956. At 62 years she lived well beyond her typical life expectancy and was recognised by the Guinness Book of Records as the oldest verified member of her species in 2016.