Fire in southern African savannas ecological and atmospheric perspectives

Cover of: Fire in southern African savannas |

Published by Witwatersrand University Press, Thorold"s Africana Books [distributor] in Johannesburg, South Africa .

Written in English

Read online

Places:

  • Africa, Southern.,
  • Environmental aspects

Subjects:

  • Atmospheric chemistry.,
  • Smoke -- Africa, Southern.,
  • Grassland fires -- Environmental aspects -- Africa, Southern.,
  • Fire ecology -- Africa, Southern.,
  • Savanna ecology -- Africa, Southern.

Edition Notes

Book details

Statementedited by B.W. van Wilgen ... [et.al.].
ContributionsVan Wilgen, B. W.
Classifications
LC ClassificationsQC882.6 .F57 1997
The Physical Object
Paginationxvi, 256 p. :
Number of Pages256
ID Numbers
Open LibraryOL282585M
ISBN 10186814304X
LC Control Number97184960

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Download Fire In Southern African Savannas books, This is an overview of the South African Fire-Atmosphere Research Initiative (SAFARI), an interdisciplinary project which involved over scientists from 14 countries.

SAFARI investigated the relationship between fires and savanna ecology in southern Africa. Fire in southern African savannas. Johannesburg, South Africa: Witwatersrand University Press: Thorold's Africana Books [distributor], (OCoLC) Document Type: Book: All Authors / Contributors: B W Van Wilgen.

Trollope, W. Effects and use of fire in southern African savannas, in Seydack, A. W., Towards sustainable management based on scientific understanding of forests and woodlands: Natural Forests and Savanna Woodlands Symposium II; symposium proceedings.

Scott () drew attention to this phenomenon when discussing the pros and cons of eliminating veld burning in South Africa and the question arises whether an important or even essential factor of the ecological stability of savanna ecosystems of South Africa is not being inadvertently by:   Fire‐adaptive traits in the surface fire regimes of savannas are not nearly as well studied or understood.

As noted by White, geoxyles appear to be a convergent life‐form in South American and African savannas.

The link with fire in cerrado has been elaborated by Simon et al. and Simon & Pennington. For African savannas, we have argued Cited by: Trollope W.S.W.

() Ecological Effects of Fire in South African Savannas. In: Huntley B.J., Walker B.H. (eds) Ecology of Tropical Savannas. Ecological Studies (Analysis and Synthesis), vol Figure 1. The percentage area burnt in the Kruger National Park in South Africa by fires ignited as controlled burns and by refugees, poachers and lightning during the period to 3.

Fire Ecology of African Grasslands and Savannas Fire ecology refers to the response of the biotic and abiotic components of the. This is a stimulating tale of the interplay of observation, experimentation, working hypotheses, tentative conclusions, niggling and weightier doubts and great aspirations, on the part of some score of students, on varied ecological and other aspects of the regime and role of fire in relevant biomes and ecosystem- mainly in South Africa - and on other pertinent features of fire ecology.

The more fires there are, the faster the rainforest is transformed into grasslands for illicit cattle and soy-growing operations. According to research from NGO MapBiomas, which tracks land use in. The African savanna ecosystem is a tropical grassland with warm temperatures year-round and with its highest seasonal rainfall in the summer.

The savanna is characterized by grasses and small or dispersed trees that do not form a closed canopy, allowing sunlight to reach the ground. Sixteen chapters by various authors describe occurrence, use and ecological effects of fire in South African biomes: Huntley, B.J.

Characteristics of South African biomes. [3 pl.] The fynbos, karoo, grassland, savanna and forest biomes are described and mapped. Edwards, D. Fire regimes in the biomes of South Africa. - The available natural fuels, climate and weather conditions for.

Migrating Sand Martins brave the smoke to hunt insects fleeing from a wildfire. While at night, hippos graze on the savannah. Subscribe to BBC Earth: http://. Long-term fire experiments in savannnas are rare, given the difficulties and demands of operation. Controlled fire experiments date from colonial times in West Africa, although the largest and best-known is located in the Kruger National Park, South Africa.

The evolution of fire management practices in savanna protected areas in South Africa B.W. van Wilgen Introduction Savannas constitute one of the largest biomes of Fire in southern African savannas book world, covering about 20% of the land surface.

Fire in southern African savannas book of the world’s savannas occur in Africa, with smaller areas in South America. The Savanna Biome is the largest Biome in southern Africa, occupying 46% of its area, and over one-third the area of South Africa.

It is well developed over the lowveld and Kalahari region of South Africa and is also the dominant vegetation in neighboring Botswana, Namibia and Zimbabwe.

One of the smokin’ hot ads in the long-running Savanna campaign featuring comedian Barry Hilton and the slogan ‘Savanna. It’s dry but you can drink it’.

Laconic, laid back and smart. Renaud Mathieu, Russell Main, David P. Roy, Laven Naidoo, Hannah Yang, The Effect of Surface Fire in Savannah Systems in the Kruger National Park (KNP), South Africa, on the Backscatter of C-Band Sentinel-1 Images, Fire, /fire, 2, 3, (37), ().

The Savanna Biome is the largest Biome in southern Africa, occupying 46% of its area, and over one-third the area of South Africa. It is well developed over the lowveld and Kalahari region of South Africa and is also the dominant vegetation in Botswana, Namibia and Zimbabwe.

Selected Grasslands and Savannas Africa The Sahel Southern Africa Australia Eurasia Southern Asia North America South America 7. Conclusion Acknowledgments Glossary Bibliography Biographical Sketch Summary Grasslands are typically defined as lands on which the existing plant cover is dominated by.

Africa is referred to as the 'Fire Continent' (Komarek ) as a result of the widespread occurrence of biomass burning, particularly in the savanna biome. This description is equally applicable to southern Africa, where savanna is a major plant community, and the early Portuguese explorers who rounded the Cape of Good Hope in the fifteenth century recorded in their ships'.

currence in semi-arid, southern African savanna. Fire occurrence is influenced primarily by land use practice (e.g.

prescribed fires or fire exclusion) in semi-arid, southern African savanna. Methods Study area The ,ha area of interest in southern Africa straddles the Botswana (BOT)–South Africa. For the most part, the book is focused on description of animals and vegetation and their interaction in African savannas.

Solbrig, Otto T., Ernesto Medina, and Juan F. Silva, eds. Biodiversity and savanna ecosystem processes: A global perspective. Ecological Studies Berlin: Springer. DOI: / E-mail Citation».

In southern and eastern African savannas, the biota has had a long history of frequent, extensive fires (i.e. human‐ignited fires, and not just lightning fires), with the controlled use of fire dating back about 10–15 million years (Gowlett et al.

; Brain & Sillen ) and the start of more extensive use estimated at years. Trends in fire patterns under alternative land use practices were compared across aha savanna in southern Africa partitioned into three land use zones.

Zone 1, Madikwe Game Reserve (MGR), has had mostly prescribed fires since Zone 2, cattle farms near MGR in South Africa (SAF), has experienced occasional fires. Africa. The savannas of Africa are the best known savannas. Some herbivores found in the savanna are antelopes, impalas, gazelles, buffalos, wildebeests, zebras, rhinos, giraffes, elephants, and warthogs.

There is also a large number of carnivores, including cats (lions, leopards, cheetahs, servals), dogs (jackals, wild dogs), and hyenas. The vegetation in the Eastern African is also rich with. Occupying one third of the area of South Africa, the savanna is the largest biome in the country.

It is well developed over the Low-veld and Kalahari region of South Africa and is also dominant in Botswana, Namibia and Zimbabwe. This biome is defines by a well-developed grassy layer with a prominent woody layer of trees and shrubs.

African savannas. Africa contains by far the largest area of savanna with some estimates at 65% of the continent (Huntley & Walker, ).

Tropical savannas form a semicircle around the western central rainforest areas, bordered by the desert zones to the north and south. The savanna is an open landscape of grasslands found in tropical Africa. It is home to an amazing variety of wildlife.

For half of the year, savannas are hot and dry, and swept by wildfires. They also have a season of heavy rains. Tall grasses grow during the rainy season, providing food for herds of grazing animals such as zebras and wildebeest.

The South African Country Study is one of the first of its kind to address the However, the role of disturbance through fire and grazing is acknowledged to override or interact with climate control of vegetation in certain parts of the country.

In grassland/savanna biome boundary and the grass/tree balance in savannas. In temperate regions, savannas became much more widespread, at the expense of forests, during the long, cool, dry intervals—contemporaneous with the ice ages, or glacial intervals, of the Pleistocene Epoch ( million to 11, years ago).

Studies of fossilized pollen in sediments from sites in South America, Africa, and Australia provide strong support for this view.

Search the world's most comprehensive index of full-text books. My library. A savanna or savannah is a mixed woodland-grassland ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close.

The open canopy allows sufficient light to reach the ground to support an unbroken herbaceous layer consisting primarily of grasses. Savannas maintain an open canopy despite a high tree density.

It is often believed that savannas feature. The wooden Savannah in East Africa, Southern Kenya and Southern Africa are inhabited by the sable antelope (Hippotragus niger).

– cm is the height of this animal at shoulder, and – kg is the weight that it can attain. The male is distinctively dark, while the female is chestnut to dark brown. There are more than five times as many fires in central Africa than the Amazon. While the fires are mostly confined to savanna, they could threaten the Congo Basin.

Tropical grasslands include the hot savannas of sub-Saharan Africa and northern Australia. Rainfall can vary across grasslands from season to season and year to. At the same time the savannas are being cleared, seasonal cleanup is taking place in villages and cities of southern Africa.

Locals set fire to small household plots and systematically clear roadside debris with fire. Charcoal for the coming year’s cooking needs is manufactured using a smoldering process. Savanna - Savanna - Environment: In general, savannas grow in tropical regions 8° to 20° from the Equator.

Conditions are warm to hot in all seasons, but significant rainfall occurs for only a few months each year—about October to March in the Southern Hemisphere and April to September in the Northern Hemisphere.

Mean annual precipitation is generally 80 to cm (31 to 59 inches. In the southern African context, the larger space of rangelands is represented by savanna and grassland ecosystems. Savannas are extensive, socioeconomically important ecosystems with a mixture of two life forms, thus, trees and grasses [37, 38, 39].

Whilst in Africa, savannas are the most important ecosystems for raising livestock. A powerpoint with information and pictures about the African savanna.

The powerpoint looks at what the African savanna is, what the weather is like and which animals live there. In fact, native grassland plants have adapted to extreme weather conditions to such an extent that savannas, a subset of grasslands found in Africa, Australia, South America, and.

Discover the best Children's Africa Books in Best Sellers. Find the top most popular items in Amazon Books Best Sellers.Savanna. A savanna is a plant community characterized by a continuous grassy layer, often with scattered trees or shrubs, that is subject to regular, severe drought and occasional bush fires.

A savanna is also the flat, open landscape in which such plant communities thrive. The word savanna comes from the Taino word zabana, which was used to describe a grassy, treeless plain.31 countries in West Africa, East Africa and southern Africa.

It is the home of million people, most of whom depend on the dry forests and woodlands for their livelihoods, mainly through rain-fed crop agriculture, livestock farming and gathering of timber and non .

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