Sentences with phrase «growing use of fossil fuels»

«Human - Generated Ozone Will Damage Crops, Reduce Production... MIT, 2007... A novel MIT study concludes that increasing levels of ozone due to the growing use of fossil fuels will damage global vegetation, resulting in serious costs to the world's economy.

While the computer climate models exaggerate the warming effect of atmospheric carbon dioxide, they plausibly simulate that greater economic development driven by growing use of fossil fuels will add more carbon dioxide to the atmosphere.

Not exact matches

With shade grown coffee and a limited reliance on fossil fuels Dukale's farm (they use methane gas harvested from the livestock manure to power their homes) provides an example of what farming can be like.

Although consumption of nonfossil fuels is expected to grow faster than fossil fuels, fossil fuels still account for 77 % of energy use in 2040.

Today the share of fossil fuels account for 87 % of all energy use and despite growing investments in renewable energy, this figure has been constant the last twenty years.

By dramatically improving the speed and efficiency of conversion over conventional approaches, these enzymes could stimulate efforts to grow crops for fuel, with implications for biodiversity in the form of increased land use for this purpose, potential shifts away from fossil fuel use and reductions in greenhouse gas emissions.

Standing before a 40 - foot - wide photorealist painting of a cloud - studded skyscape, prime ministers Brian Mulroney of Canada and Gro Harlem Brundtland of Norway pledged that their countries will slow fossil fuel use and forgive some Third World debt, allowing developing countries to grow in a sustainable way.

Food production accounts for a third of all greenhouse gas emissions when one tallies those from fossil fuels used in growing, preparing and transporting food; the carbon dioxide released by clearing land for farming and pastures; the methane from rice paddies and ruminant livestock; and the nitrous oxide from fertilizer use.

Environmentalists have also become critical of using corn, sugarcane and other agricultural crops because they typically need lots of fresh water, fossil fuel — rich fertilizer and land to grow.

Although consumption of nonfossil fuels is expected to grow faster than fossil fuels, fossil fuels still account for 77 % of energy use in 2040.

For example, a growing scarcity of fossil fuels and the need to stem the environmental damages caused by climate change will undoubtedly lead to a substantial increase in the use of public transportation.

When trees in vast forests died during a time called the Carboniferous and the Permian, the carbon dioxide (CO2) they took up from the atmosphere while growing got buried; the plants» debris over time formed most of the coal that today is used as fossil fuel.

All forms of conservation are very important, as is making maximal practical use of solar, wind, geothermal, falling water, and tide differentials as sources of energy, but all these factors taken together will not allow us to fully transition away from fossil fuels for our growing energy needs.

The answer to the question of why plants are not taking up all the fossil fuel emissions is missing, something like: «plants in principal only take up as much CO2 as they use for growing.

[ANDY REVKIN comments: I'm pretty sure they've changed over to using all ethanol fuel, which is a step in the right direction ONLY if the fuel is from crops grown and harvested without using a lot of conventional fossil fuel.]

Most of these perturbations, tied either directly or indirectly to human fossil fuel combustion, fertilizer use, and industrial activity, are projected to grow in coming decades, resulting in increasing negative impacts on ocean biota and marine resources.

Is the climate challenge — which would require moving away from conventional use of fossil fuels even as the world's energy appetite grows threefold or more in the next few decades — fundamentally a bad fit for Washington?

Biomass - to - energy is a sustainable solution that can reduce greenhouse gas emissions to the atmosphere, assuming that secondary and tertiary biomass is used (rather than crops grown primarily for biomass fuel) to substitute the use of fossil fuels.

If the country's economy grows enough then the target could be hit, provided industry becomes more efficient in its use of fossil fuel produced power, even if total carbon emissions actually rise.

A minimal first step would be to ensure that all fossil fuel inputs to biofuels are carbon - taxed, including natural gas used as feedstock for ammonia - based fertilizers of corn grown for ethanol.

We start with a minimal approach that would tax all fossil fuel inputs of bioenergy including those used to manufacture fertilizer for corn grown for ethanol.

I have taken the expected sharp drop in population growth into account and have estimated that the per capita use of fossil fuels would continue to increase, reaching a 30 % higher level by 2100 compared to today (it grew by 20 % over the past 40 years).

Thanks to increasing pressure to reduce carbon emissions and cut the use of foreign oil, biofuels - renewable, home - grown and marketed as less damaging than fossil fuels - have used corporate and political clout to win billions in subsidies from the US taxpayer.

The fact is that if we can't greatly reduce fossil fuel use by the 2030 - 2040 range, by 2075 be will see a global average temperature rise of 3.5 to 4.0 degrees Celsius, which is also just about the time frame for world phosphate supplies to enter critical shortages that will eventually cut crop yields in half and require twice as much land and water to grow the same yield as previously.

A growing number of forward - thinking people are already moving towards a fossil - fuel free lifestyle by making use of photovoltaic panels, electric drive cars, super efficient... Read More.

It's been combined into general mitigation of fossil fuel use, driven by he growing difference between the haves and the have - nots.

http://s5.postimg.org/vr5xiluuf/image003.png The red line is the estimate of the amount of warming that could be attributed to fossil fuel use (or any contribution that is growing exponentially).

Regardless of our future national energy strategy (fossil fuels (oil, coal) versus renewable energy (solar, wind, biofuels, tidal, etc.)-RRB-, there will still exist the need to feed the ever - growing population (N2O released thru fertilizer use), refrigerate food for storage (leakage and release of the refrigerant, HFCs), and distribute electrical power (dielectric gases used like SF6).

95 The case for crop - based biofuels was further undermined when a team led by Paul Crutzen, a Nobel Prize — winning chemist at the Max Planck Institute for Chemistry in Germany, concluded that emissions of nitrous oxide, a potent greenhouse gas, from the synthetic nitrogen fertilizer used to grow crops such as corn and rapeseed for biofuel production can negate any net reductions of CO2 emissions from replacing fossil fuels with biofuels, thus making biofuels a threat to climate stability.

Global oil use is on the rise, even as scientists warn of depleting fossil fuel resources and an ever - growing greenhouse effect from burning these products.

Oil prices will continue to drop, fossil fuels will continue to supply more than three - quarters of world energy use in 2040, and natural gas is expected to grow the fastest impacting on economies, companies, communities, and individuals.

«Climate science» as it is used by warmists implies adherence to a set of beliefs: (1) Increasing greenhouse gas concentrations will warm the Earth's surface and atmosphere; (2) Human production of CO2 is producing significant increases in CO2 concentration; (3) The rate of rise of temperature in the 20th and 21st centuries is unprecedented compared to the rates of change of temperature in the previous two millennia and this can only be due to rising greenhouse gas concentrations; (4) The climate of the 19th century was ideal and may be taken as a standard to compare against any current climate; (5) global climate models, while still not perfect, are good enough to indicate that continued use of fossil fuels at projected rates in the 21st century will cause the CO2 concentration to rise to a high level by 2100 (possibly 700 to 900 ppm); (6) The global average temperature under this condition will rise more than 3 °C from the late 19th century ideal; (7) The negative impact on humanity of such a rise will be enormous; (8) The only alternative to such a disaster is to immediately and sharply reduce CO2 emissions (reducing emissions in 2050 by 80 % compared to today's rate) and continue further reductions after 2050; (9) Even with such draconian CO2 reductions, the CO2 concentration is likely to reach at least 450 to 500 ppm by 2100 resulting in significant damage to humanity; (10) Such reductions in CO2 emissions are technically feasible and economically affordable while providing adequate energy to a growing world population that is increasingly industrializing.

Climate change is resulting from a growing concentration of Greenhouse Gases (GHGs) and uses of fossil fuels and other anthropogenic activities has become a major worldwide [continue reading...]

The Portuguese isle of Porto Santo has joined a growing list of Atlantic «smart islands» using cleantech to cut fossil fuel use.

More than one study has found that the Atlantic coast of the US could face harder and more frequent battering as global temperatures creep up in response to ever - increasing use of fossil fuels that leave ever - growing ratios of the greenhouse gas carbon dioxide in the atmosphere.

Every scientific study, in addition to common sense, tells us that as a country's economic wealth grows, that life expectancy and overall health conditions improve exponentially, all due to the use of low cost fossil fuels.

Exxon Corporation's scientists had also realized that the growing use of carbon - intense fossil fuels could speed up climate change.

Over the last three decades, GHG emissions have increased by an average of 1.6 % per year [1] with carbon dioxide (CO2) emissions from the use of fossil fuels growing at a rate of 1.9 % per year.

When biofuel crops are grown in appropriate places and under sustainable conditions, they offer a host of benefits: reduced fossil fuel use; diversified fuel supplies; increased employment; decreased greenhouse gas emissions; enhanced habitat for wildlife; improved soil and water quality; and more stable global land use, thereby reducing pressure to clear new land.

Tell you what, you stop using anything that comes from fossil fuels, that includes power, heating your home, driving or transit anywhere, no food except what you grow with no fertilizers, no clothing, no medical treatment, no plastics of any kinds (which means your computer).

The right to sustainable development is not asserted to shame or assign guilt to those in economies that have grown rapidly through use of fossil fuels — it simply seeks to restore some balance, and efficient direction of resources to put all of humanity on a sustainable footing.

Growing demand for wind power will offset waning use of fossil fuels, said MidAmerican Energy CEO Bill Fehrman.

Ray Ladbury — 5 July 2010 @ 7:41 AM A simple model for food supply is y = kx + b, where y is the food supply and x is fossil fuel; the k factor — how much food supply changes with FF use — and b — food supply with k = 0 — depend on your definition of food supply — «how many pounds of tomatoes I can grow in my garden», or «fresh farm raised salmon flown into New York from New Zealand».

Green stuff is growing better, all over the world, using less water, and much of that is due to the use of fossil fuel.

Although consumption of nonfossil fuels is expected to grow faster than fossil fuels, fossil fuels still account for 77 % of energy use in 2040.

Between the period 1970 to 2004, greenhouse gas emissions (measured in CO2 - equivalent)[103] increased at an average rate of 1.6 % per year, with CO2 emissions from the use of fossil fuels growing at a rate of 1.9 % per year.

This simplistic model is not correct for the production of corn - based ethanol because fossil fuels are used in the growing of corn and the production of ethanol, and these contribute to global warming gasses.

The amount of available agricultural land is entirely insufficient for growing enough biomass to replace our current use of fossil fuels, but there is scope for more efficient use of existing biomass.