Sentences with word «savanna»

On the Tanzanian expedition, the Spanish team worked on archaeological deposits in savannas in the Peninj region.

Scavenging only rarely provides access to meat and is only feasible in African savannas on a seasonal basis.»

Despite reported differences in appearance and behavior, DNA evidence finds that Namibian desert elephants share the same DNA as African savanna elephants.

However, without definitive tests of the CO2 - fertilisation effect on savanna trees, other factors can be invoked to explain widely observed woody plant encroachment in grassland systems (Van Auken, 2000).

In Wells's view, the grasslands of Central Asia, so reminiscent of the East African savannas with their abundance of big game, are where the human race fattened up after it left Africa, 50,000 or 60,000 years ago.

The grant will partially fund an ongoing project to remove non-native trees and shrubs from a 2.4 - acre area of oak savanna in the Lyman Woods - North Addition, according to Pat Saunders, manager of natural resources for the Downers Grove Park District, which owns the preserve with the...

They found that the Singapore and Malawi shipments came from savanna elephants in Zambia.

After abandonment, a lush carpet of grass springs up and these fertile «glades» — sometimes as large as a football field — remain visibly distinct from the surrounding savanna for over a century.

When during the Pleistocene era more and more forested areas turned into savanna landscapes, there was simply an insufficient food supply for the giant ape,» concludes the scientist from Tübingen.

But another, in press at the Proceedings of the Royal Society, suggests that the parasite has been common for hundreds of thousands of years, and that malaria took much the same toll on our ancestors on African savannas as it does today across the globe.

At Townsville Tropical Tours the focus is on the unique natural environment and the flora and fauna of the region, which includes the spectacular scenery of the World Heritage Listed Wet Tropics Rainforest, tropical savanna woodlands, the dry and rugged outback and majestic waterfalls.

Examples of savanna trees that facilitate frequent low - intensity fires include the longleaf pine and the south Florida slash pine, both of which frequently shed their needles, providing fodder for wildfires.

Second, the area where the skull was found was once forest, not the primordial wide - open savanna where hominids and their hallmark bipedalism were thought to have evolved.

While this project has aspects that are somewhat specific to the northern savanna region, the premise of creating an offset project through partnering with Indigenous land owners or managers clearly has application elsewhere in Australia.

«We examined the spatial and financial extent of the threat of gamba grass and found that 75 % of the area across northern Australia suitable for savanna burning is also highly suitable for gamba grass.

In May and June, the spots of savanna where the flytraps grow are «just delightful,» he says.

Hellmann works, among other places, on Vancouver Island, studying a kind of oak savanna ecosystem that most people associate with California.

1) On dry savannas in Africa the surface temperature of clear climate during daytime can reach about 50 C, but during nighttime can cool down until about zero C. However, CO2 content in atmosphere during all the time is the same, which proves that the carbon dioxide as greenhouse gas in atmosphere has no distinguishable influence on climate temperature.

The Cerrado is a tropical savanna habitat that experiences a humid climate.

The findings shine new light on the «savanna hypothesis,» which held that humans in Africa as a whole migrated to grasslands due to a changing climate.

«The region's savanna landscapes provide critical resources for both people and animals.

But an unregulated biofuels boom in Brazil could mean bust for the Amazon rain forest and a vast savanna ecosystem known as the Cerrado, environmentalists warn.

The Central Iberian Peninsula was characterised by a very arid savanna during the middle Miocene, according to a study led by the Complutense University of Madrid (UCM) that compares the mammal assemblages from different localities in Africa and South Asia with those that inhabited the Iberian central area 14 million years ago.

However, the growth and application of projects like WALFAP outside the northern savanna region may be limited under the proposed CPRS.

During this 50 - minute trip to the New River you will pass through savanna.

Large - scale changes in savanna vegetation cover may also feed back to regional rainfall patterns.

The Belize zoo is one of a kind, located off the Western Highway in a forest and savanna area that has been left entirely in its natural state.

«Male parental care is rare among mammals,» says Jason Buchan of Duke University, who has studied savanna baboons in Kenya.

Before 1870, the area around the 4FRI forests looked more like savannas, Iñiguez said.

In an African savanna system, rainfall after a dry spell generates substantial soil respiration activity and soil respiratory carbon losses (Veenendaal et al., 2004), suggesting strong sensitivity to rainfall variability.

Six thousand years ago, the Sahara was a fertile savanna teeming with animals and people.

An additional 10 to 48 percent of land would see its climate zones disappear, replaced by patterns of temperature and precipitation now occurring elsewhere, such as rain forest becoming savanna or evergreen forest becoming deciduous.

Perhaps one day, when our children's children discover scenes of wildlife living free on savanna plains, it will seem to them from another world — and in a way, it just may be.

Off the coast of Namibia, for several months a year, a layer of smoke from African savanna fires drifts over a persistent deck of low clouds.

Elephants have such an aversion to the ants that they will avoid eating the acacia, which helps prevent the woody savanna from becoming a grassland.

Reporter Geoffrey Lean, summarizing the findings of a 2006 Brazilian scientific symposium in London's Independent, notes that the alternative to a rainforest in the Amazon would be «dry savanna at best, desert at worst.»

(In rebuttal, White emphasized that Ardi actually lived in woodland, even if savanna was nearby.)

«We're not there yet,» says Stephen O'Brien, director of the Laboratory of Genetic Diversity, who headed the earlier forest - versus - savanna study.

Can support savannas — areas of tall grasses and scattered trees and shrubs

Since leaving politics, Mr Kerin has served with bodies including the Australian Meat and Livestock Corporation, CSIRO, the Poultry Cooperative Research Centre, the Australian Weed Research Centre, the CRC for Tropical Savannas Management, UNICEF Australia and the National Ovine Johne's Disease Programme Advisory Committee.

Deforestation of the Amazon is about to reach a threshold beyond which the region's tropical rainforest may undergo irreversible changes that transform the landscape into degraded savanna with sparse shrubby plant cover and low biodiversity.

Venus flytraps are habitat specialists, found only in certain spots of longleaf pine savannas in the Carolinas.

At the time, portions of that region (now the Sahara Desert) were lush savannas peppered with lakes and crisscrossed by rivers.

C4 grasses include some of the world's most important food and energy crops and C4 grassy savannas provide critical ecosystem services for more than a billion people.

Our study provides a detailed analysis of the preferences that underlie movement decisions by feral cats in a tropical savanna environment in northern Australia.