Sentences with phrase «older fossil plants»

The solar generation gets dumped mid-day because the state's older fossil plants can't cycle fast enough to deal with the late afternoon shift.

The cost gap between renewable and conventional power is still widening, and some utilities already are mothballing older fossil plants, using them only to supplement wind and solar.

The timing of this episode has previously relied on the oldest fossil plants which are about 420 million years old.

A 400 - million - year - old fossil plant stem from Aberdeenshire, Scotland.

Not exact matches

Tens of thousands of Americans die every year from old - fashioned air pollution, generated by electric power plants that burn fossil fuels.

The oldest known fossils from flowering plants are pollen grains.

«World's oldest plant - like fossils show multicellular life appeared earlier than thought.»

In Mongolia, 298 - million - year - old plant fossils paint a portrait of what life was like long before the dinosaurs.

17 The oldest carnivorous plant leaf fossil, from a relative of Roridula, was found in Baltic amber that's 35 million to 47 million years old.

As the researchers sifted through the soil, the magnitude of the find slowly became clear: The canyon revealed a trove of thousands of animal and plant fossils that were more than 1.4 million years old.

The compound leaves of Potomacapnos apeleutheron identify the 120 million - year - old plant fossil as the earliest known North American member of the eudicots, the largest group of flowering plants.

The captive men's shovels exposed the oldest flowering plant fossil beds in North America, where the new plant species was ultimately found.

A fossil leaf fragment collected decades ago on a Virginia canal bank has been identified as one of North America's oldest flowering plants, a 115 - to 125 - million - year - old species new to science.

«It's crazy that the oldest trees also had the most complex growth strategy,» adds Christopher Berry, a plant paleontologist at Cardiff University in the United Kingdom who helped analyze the fossils.

But last May, paleobotanists at the Florida Museum of Natural History and at Jilin University in Changchun, China, announced fossil remains of «probably the most complete, oldest flowering plant in the world,» says David Dilcher, a scientist who analyzed the 125 - million - year - old fossils.

«As many plants as there are, it's not enough,» Kelly adds, noting that older, fossil fuel — fired plants would have to be shut down in order for renewables to make up the required percentage.

TINY TOMATILLO A 52 - million - year - old fossil of a tomatillo includes the plant's papery outer sheath, and remnants of the blackened berry, which has since turned to coal.

To find out how old the marsh in the Plum Island estuary in Massachusetts is, Kirwan dated fossil plant rhizomes — found in marshes but not open water — from 45 sediment cores.

While the oldest known fossils of land plants are 420 million years old, researchers have now determined that pond scum first made landfall almost 100 million years earlier.

THE OLDEST LIVING THINGS IN THE WORLD Rachel Sussman, essays by Carl Zimmer and Hans Ulrich Obrist University of Chicago Press Price: $ 45 A bulbous green blob of flowering plants in the Chilean desert and a «living fossil» in Namibia that resembles a collapsed sea monster — these are a few of the organisms Rachel Sussman photographed for this fascinating book.

The Environmental Protection Agency (EPA) plans to unveil its plan for old fossil fuel plants in June, after more than a year of working on the issue with states, industry groups, and environmentalists.

In June 2016, APS filed for a $ 3.6 billion rate increase (Docket E-01345A-16-0036) to go into effect July 2017, including higher fixed charges, new demand charges for solar customers, lowering the rate paid for distributed solar from the retail rate (12 - 13 cents / kWh) to wholesale rate (3 cents / kWh), and spending billions of dollars to introduce fossil fuel plants, including one of the Western U.S.'s oldest and dirtiest coal plants, into rate base.

Old fossil fuel - based plants are being shut down while alternative technologies such as rooftop solar are increasingly being taken up, leading to further rifts in the wider energy sector.

I would agree 100 % that building nuclear power plants using today's best technology to cover a majority of future electrical energy needs or to replace old fossil fuel plants that are being decommissioned anyway makes sense.

New fossil - fuelled and nuclear power plants already are more costly than older ones, mainly because they have to be compliant with higher environmental and safety standards.

On the other hand, it is reasonable to assume that natural market factors will gradually result in a reduction of ever more expensive fossil fuel combustion as older coal - fired power plants are shut down and replaced by nuclear plants, as hybrid and electrical cars gradually replace gasoline and diesel driven ones, and as energy efficiency is improved and waste reduced.

Unless Germany brought an additional 40 billion kWh of generation from its older, more carbon - intensive coal - fired power plants offline, this planned uptick in fossil fuel generation would cause the country's overall carbon emissions to rise by as much as 14 % of the country's 2008 total carbon emissions (33 million tons of CO2), illustrated in Figure 1 below.