Sentences with phrase «years for the vegetation»

It would take 50 years for the vegetation (that would have to be disturbed to build the structures) to come back.»

Not exact matches

Under the agreement a perpetual restrictive covenant has been placed on the 121.7 ha which will require the area to be maintained and managed for its value as native vegetation with improvement of its assessed habitat score from 7/10 to 8/10 over a 20 - year period.

In other words, a coffee farm with less than 15 percent native vegetation cover could be Rainforest Alliance certified and remain so for years as long as they had a management plan to progressively increase this amount.

On the contrary, the new agroforestry criterion 2.5 will be mandatory for all certified farms after a phase - in period of three years and will ask for a significant portion of trees and natural vegetation on farms with the aim to stabilize the agro-ecosystem and increase the environmental services provided on certified farms.

The problem is that when this equilibrium is broken, the impacts for the hydrological system and vegetation seem to be rather persistent, taking 3 to 4 years for the system to recover,» says Eduardo Maeda.

Last year was a record one for dust production in the United States, when sparse and badly timed desert rains produced the lowest vegetation cover on record and 5 to 20 times as much dust as usual from the Colorado Plateau into the mountains.

So even though the natural processes, the vegetation, the bacteria, the soil are enormous fluxors of carbon, in fact there are larger fluxors of carbon than our fossil fuel release, but we can see that they would have been in balance for the 10,000 years going back in time.

The challenges for the next year are to give the robot the autonomy to safely drive between the vineyard lines using stereoscopic vision, integrating a side camera which will provide information about the vegetation status of the plants and possible bunches; and also the coupling of the sensors on the robot.

We have been measuring vegetation for 20 years, so we can also use that to say, «Wow, we are losing grasses,» for instance — which we are — and say, «Okay, parks, you know, you are losing grasses, and you're losing grasses in areas that have never been grazed and are not visited by people, and you're losing that lichen, Collema, in an area that has never been grazed and has never been visited by people.

For millions of years, these plant - eating fowl roamed the islands, taking their pick of the lush vegetation.

It took Asner and his team eight years to develop a technique that can detect and quantify selective logging by analyzing each pixel in the image for spectral data — which contains information about the extent of vegetation in the forest canopy, the amount of debris on the forest floor and how much bare soil is exposed — while also taking into consideration climate conditions.

For years the leading hypothesis was that color vision evolved to help us spot nutritious fruits and vegetation in the forest.

Drones can amass vegetation data over seasons or years for monitoring habitat restoration efforts, monitoring rare and threatened plant populations, surveying agriculture, and measuring carbon storage.

For example, in years that had more than average burning during the dry season, measurements of soil moisture, evaporation and vegetation greenness — all of which help to trigger rain — decreased in the following wet season.

Even though the historical milking grounds have not been in active use for about 100 years, they are still easily recognized in as distinct, oval - shaped meadows amidst a mostly shrubby tundra vegetation.

«The Illinois State Museum is deeply respected in the scientific community for the expertise of its curators and for its irreplaceable collection of archaeological, cultural, and paleontological artifacts,» says paleoecologist Jack Williams of the University of Wisconsin, Madison, who has used the Neotoma database to explore vegetation change over the past 20,000 years on a continental and global scale.

Sediment was added one year ago, and for the next three years, researchers will monitor the area to see how well vegetation takes hold and to check other vital signs.

For instance, the sensitivity only including the fast feedbacks (e.g. ignoring land ice and vegetation), or the sensitivity of a particular class of climate model (e.g. the «Charney sensitivity»), or the sensitivity of the whole system except the carbon cycle (the Earth System Sensitivity), or the transient sensitivity tied to a specific date or period of time (i.e. the Transient Climate Response (TCR) to 1 % increasing CO2 after 70 years).

Forests that historically had large areas with no snow on the ground for two to four months and high moisture loss from soils and vegetation in spring and summer have seen the biggest increases in wildfire in early spring snowmelt years (for example, the northern Rockies and parts of the Sierra Nevada).

High - demand for a crop throughout the year puts stress on conventional farmers to use more land and thus reconstruct more of its natural vegetation for agricultural use.

I myself eat a zero carb diet and I have strictly for the past 10 years (zero vegetation).

However, this year I got to live right in the city center for Coachella and I totally fell for Palm Springs» charm — the landscape, the mountains surrounding the city, the vegetation and the beautiful houses standing amidst nature's beauty.

Although for much of the year the island vegetation looks brown and lifeless, the winter rains transform the landscape.

The volcano was dormant for hundreds of years and exhibited a single crater at its summit, with minor fumaroles activity, covered by dense vegetation.

After teaching as a professor at the Academy of Fine Arts in Poznan for 25 years, she was commissioned by Paris and designed Arboreal Architecture, an ecological city with skyscrapers covered with vegetation.

On the High Line our works stay on view for a full year, so that you can go see the installations throughout different seasons and the changing of the surrounding vegetation.»

Each year for a few months, they remove alien vegetation in order to preserve an idea of original nature, while the Netherlands construct a natural paradise by erecting an archipelago of mud - banks in the Markermeer.

The cascading flurry of paper patterns emerging from origami pipes suspended from the gallery ceiling will tell the story of a community ensnared in a five - year drought, but is still hopeful for a reemergence of vegetation.

So if, hypothetically, human activities had instead cut CO2 emissions and increased CO2 SOC / Vegetation by a combined amount of 2.2 GtC / year evenly across every month of 2017 then the Annual Mean Growth Rate for 2017 would have been about -0.27 PPM / Yr.

This was a relatively stable climate (for several thousand years, 20,000 years ago), and a period where we have reasonable estimates of the radiative forcing (albedo changes from ice sheets and vegetation changes, greenhouse gas concentrations (derived from ice cores) and an increase in the atmospheric dust load) and temperature changes.

# 123 The key is in the next sentence in the paragraph which gives the context for the figure: «To put these emissions in perspective, the amount of carbon taken up by vegetation is about 2.6 Pg per year.

Now if you were to strip the surface of the planet of it's vegetation in a massive wildfire, then watch the silicates, solid carbon, phosphates (Pot Ash) and iron oxides run off into the ocean where the phytoplankton can thrive on the added nutrients and be shaded under the light colored high altitude ash for a few years, now you are talking.

The biosphere consists of animals and vegetation and normally changes relatively slowly; reduced rainfall might take years to alter vegetation cover significantly, although certain components (such as humankind) are capable of inducing quite rapid local changes (by setting oil - fields ablaze, for example).

Using pollen, phytolith, and charcoal records to identify the distribution and composition of tropical vegetation and fire patterns over the past 11,000 years, Dolores R. Piperno of the Smithsonian Tropical Research Institute in Panama and National Museum of Natural History in Washington, DC, found evidence of widespread fire use for land - clearing by pre-Colombian populations in Latin America.

For now, setting aside acreage and letting it return to native vegetation was rated the best way to reduce greenhouse gas emissions, outweighing the results of corn - ethanol production over the first 48 years.

In just a few years, wanton and deliberate destruction of the escarpment environment through charcoal burning, logging for timber and fuel wood, ring - debarking of medicinal trees and overgrazing has resulted to virtual depletion of forest vegetation cover.

It was an excellent and thorough paper on the changes in Estonian swamp vegetation in the last 30 years, with many many beautiful graphs, but for me there was just one question — namely there, in the paper, there was absolutely no evidence or even indication that these these changes were the the result of global warming!

Thus what you see as wiggles in the increase per year is the direct result of temperature changes in ocean surface and vegetation (for the latter, precipitation also plays a role).

T is not responsible for the offset and slope of dCO2 / dt, as vegetation is a net sink for CO2 over periods longer than 2 - 3 years.

Reservoir turnover times (a measure of how long the carbon stays in the reservoir) range from a few years for the atmosphere to decades to millennia for the major carbon reservoirs of the land vegetation and soil and the various domains in the ocean.

For seasonal temperature changes, that gives about 5 ppmv / °C, mainly from NH extra-tropical vegetation For year to year variability (1 - 3 years), that gives 4 - 5 ppmv / °C, mainly from tropical vegetation For very long term changes (MWP - LIA, glacial - interglacial changes), that gives ~ 8 ppmv / °C, mainly from the deep oceans.

Combined with diminished precipitation, high temperatures in California are causing soils and vegetation to lose moisture earlier in the spring and stay dry later in the fall, meaning the landscape is flammable for more of the year.

This leads to different dynamics of the regional fire cycles: In the Northern US, negative correlations of fire with water storage or vegetation for negative lags (fire leads) suggest that the enhanced fire frequency will reduce vegetation carbon and affect subsequent droughts lasting for several years.

We also obtain an empirical estimate of f = 2 - 4 for the fast feedback processes (water vapor, clouds, sea ice) operating on 10 - 100 year time scales by comparing the cooling due to slow or specified changes (land ice, CO2, vegetation) to the total cooling at 18K.

For example, the City of Seattle reduced runoff by 97 percent the year after converting an open ditch stormwater drain to an attractive roadside swale garden, decreasing the width of the adjacent street and planting native vegetation.

For instance, where the local geology is up to 60 million years old, the vegetation retains about 25 % less carbon than the vegetation found on geologically younger, more fertile surfaces.

Today the Ross Sea has an ice shelf and the continent is ice covered; but we found the Antarctic coast was covered with tundra vegetation for some periods between 20 million and 15.5 million years ago.

After the vegetation grew for about 10 years, development began.»