Southern and Eastern Africa have higher elevations in most parts. What is the disadvantage of the mining industry in Southern and Eastern Africa?
It can hurt the environment
. … Animals and plants, such as those found in Africa, can become endangered if they are hunted too much or if what?
Why Is farming not a viable economic option for all areas of southern and eastern Africa?
Why is farming not a viable economic option for all areas of Southern and Eastern Africa?
There is a lack of rainfall
. What is a disadvantage of the mining industry in Southern and Eastern Africa? It can hurt the environment.
Why is mining so important in Africa?
In many sub-Saharan African countries, the mining sector makes an
important contribution to foreign exchange earnings, government revenues, employment and gross domestic product
. However, many of the mineral-rich economies of Africa risk to continue to be dependent on mining.
Who owns mining in Africa?
Around 75% of mining companies are based in Canada, and Canada-based companies own majority shares in two of the three largest gold mines on the African continent (Loulo Gounkoto in Mali, owned 80% by
Barrick Gold
, and Fekola in Mali, owned 90% by B2Gold).
Which of the following was spread across western Africa as a result of the Bantu migration?
The Bantu expansion was a major series of migrations of the original
Proto-Bantu-speaking
group, which spread from an original nucleus around West-Central Africa across much of sub-Saharan Africa.
How flooding rice fields reduces the need for herbicides and pesticides in rice farming?
Explain how flooding rice fields reduces the need for herbicides and pesticides in rice farming.
Rice has a submerged growth state while most weeds do not
. Therefore, flooding rice fields reduces the growth of these less robust pests without negatively affecting the rice crop.
What type of farming is most common in Africa?
- Agricultural practices in Africa are extremely varied. …
- Two other important African root crops are potatoes and plantains. …
- Two other grain crops, wheat and barley, are raised on a limited scale.
What are advantages and disadvantages of mining?
| Mining Pros Mining Cons | Higher tax income for governments Habitat destruction | Mining is crucial for technological progress Biodiversity loss | Mining is a mature technology Endangerment of species | Processes around mining are quite efficient Mining can lead to ecological imbalance |
|---|
How mining has affected the environment in Africa negatively?
Negative Effects of Mining in Africa on the Environment
To establish a mine vegetation is cleared
. This causes deforestation, and a loss of biodiversity which has an impact on locals. … Tailings are left-over materials from mining and are often dumped in rivers causing metals contamination.
What are the impact of mining in South Africa?
The primary impacts arise from mining, particularly underground mining, largely because South African coal mines are relatively shallow. Coal washing gives rises to large waste dumps, which may ignite spontaneously and cause air pollution.
Water pollution
arises from some abandoned mines and waste dumps.
What is mining in Africa?
Africa is a major producer of many key mineral commodities, with bountiful reserves of metals and minerals such
as gold, diamond, cobalt, bauxite, iron ore, coal, and copper
across the continent. Some of the major mining countries in Africa are Democratic Republic of Congo (DRC), South Africa, Namibia, and Zimbabwe.
How many mining companies are there in South Africa?
| Company Type Status | African Rainbow Minerals Public limited company Trading | Anglo American plc Public limited company Trading | AngloGold Ashanti Limited Public limited company Trading | Aveng Not known Unknown |
|---|
What are the problems associated with mining in West Africa?
Mining practices in the country has resulted in widespread
environmental degradation in
the form of air particulate emissions, the flow of chemicals from abandoned mines and ponds, water contamination, littering of radioactive waste and land degradation.
What impact did trade have on the West African kingdom of Ghana?
The growth of trade helped those towns develop into cities. What effect did trade have on the West African kingdom of Ghana?
Ghana grew prosperous, trading cities developed, new ideas about government were introduced
; Islam was introduced.
How did trade affect Nubia and North Africa?
How did trade affect Nubia and North Africa?
Trade brought contact with other regions, people, and ideas
, but also a rivalry with Egypt and conflict over the control of each region’s natural resources. … Nubians adopted many Egyptian traditions when they were under Egypt’s control.
How did Bantu migration affect culture in different areas of Africa?
The Bantu Migration had an enormous impact on
Africa’s economic, cultural, and political practices
. Bantu migrants introduced many new skills into the communities they interacted with, including sophisticated farming and industry. These skills included growing crops and forging tools and weapons from metal.
How does flooding rice fields reduce the need for herbicides and pesticides in rice farming a while Rice has a submerged growth state most weeds and pests do not?
While rice has a submerged growth state, most weeds and pests do not. … Flooding the fields
causes the soil to degrade so weeds cannot take root
.
What is eastern Africa’s most important crop?
Foreign direct investment has brought large-scale mechanization to maize production in Uganda, helping to raise average yields. Maize is by far the most important cereal crop in the four largest countries of eastern Africa.
Why is Dutch Agriculture critically dependent upon technology quizlet?
Why is Dutch agriculture critically dependent upon technology?
It produces almost 50% of the world supply of cut flowers and indoor plants
. It relies almost exclusively on genetically engineered crops. … Dutch fruit and vegetable production contributes to the global food supply.
How can pesticide use be harmful to human agriculture?
Pesticides kill useful soil microbes too. Use of pesticides results to make soil toxic for plant growth. Pesticides may reach animals or
human via food chain
and cause harm.
Why is it hard to grow crops in Africa?
In fact, there are major obstacles that limit the success of small-scale farming in Africa. These obstacles can be categorized in four sections, namely: 1) climate, 2)
technology and education
, 3) financing and 4) policy and infrastructure. Smallholder farmers in Africa are still among the poorest in the world.
Is agriculture important to Africa why have traditional agricultural development efforts in Africa failed?
Because the food and agricultural sector
dominates most African
economies in terms of contribution to GDP, employment and incomes, its growth and development are essential for the overall process of socioeconomic development in the region.
What is a disadvantage of the mining industry?
Here are some of the disadvantages of mining for minerals:
Danger to Miners
: Working in mines can be dangerous. Miners can be trapped underground if a tunnel collapses. Miners breathe dangerous gases and rock dust in the mine that can make them very sick.
What are the negative effects of mining?
Across the world, mining contributes to
erosion, sinkholes, deforestation, loss of biodiversity
, significant use of water resources, dammed rivers and ponded waters, wastewater disposal issues, acid mine drainage and contamination of soil, ground and surface water, all of which can lead to health issues in local …
What are the disadvantages of underground mining?
Although there are opponents and proponents of underground mining, the disadvantages include
destruction of land, surface subsidence, abandoned shafts, extensive surface spoil heaps, mine explosions, collapses and flooding
.
What are the disadvantages of mining in South Africa?
Air and water pollution
as a result of mining, acid mine drainage, toxic waste and abandoned mines continue to pose serious risks to South Africa’s communities and its environment, says the Bench Marks Foundation. The single most destructive impact of mining is on the environment.
What are 3 negative effects of coal mining?
Air pollution from coal-fired power plants is linked with asthma, cancer, heart and lung ailments, neurological problems,
acid rain, global warming
, and other severe environmental and public health impacts.
How does mining damage the environment and communities?
They have
respiratory illnesses and asthma
. When we harvest rain water it is polluted with dust.” The company says that it carries out continuous air pollution monitoring. The report of the Human Rights Commission found concerns about air quality, dust control, and blasting in many communities.
What are the problems caused by the mining company in the community?
Mining often pollutes the water, air and soil, and can disrupt farming activities and community life. Communities throughout South Africa
struggle to defend their rights to their land, to their environment and to their resources
when faced with mining in their community.
What are the effects of mining in Africa?
Several decades of mining activity in many African countries have
generated high levels of toxic metal compounds in various components of the ecosystem
(surface and groundwater resources, vegetation and soil) as well as in food crops, with potential negative effects on the food chain and consequently, the health of …
Why mining is bad for the environment?
Mining adversely affects the environment by
inducing loss of biodiversity, soil erosion
, and contamination of surface water, groundwater, and soil. … The leakage of chemicals from mining sites can also have detrimental effects on the health of the population living at or around the mining site.
How big is the mining industry in Africa?
The industry generated
R527,5 billion in total sales in 2019
, with 61% (R323,8 billion) sourced from outside the country. Breaking this down by commodity, export sales dominated the manganese ore market (96%), while 61% of coal sales were local.
Why does South Africa have so many minerals?
South Africa is endowed with precious minerals
because they have ultramafic rocks
. The rocks were formed during the early stages of fractional crystallisation. They were formed at a very high temperature and pressure. Secondly, South Africa’s geology hosts some of the oldest surviving Archean rocks.
What are the important mineral resources South Africa has in abundance?
South Africa holds the world’s largest reported reserves of
gold, platinum group metals, chrome ore and manganese ore
, and the second-largest reserves of zirconium, vanadium and titanium.
Why is coal mining industry important in South Africa?
Coal is
South Africa’s dominant energy source
. 77% of South Africa’s energy needs are provided by coal, according to the Department of Energy
6
. Eskom produces 95% of electricity used in South Africa
7
, and its coal-fired stations produce about 90% of electricity produced by the utility
8
.
Why is mining important to our economy?
Economic Benefits of Mining
1.
Providing livelihood to local communities
. 2. Generating income for the local government thereby directly contributing to its economy.
Who owns mining companies in South Africa?
The primary South African sources of diamonds, including seven large diamond mines around the country, are controlled by
the De Beers Consolidated Mines Company
.
What caused the downfall of Ghana 5 points?
The Ghana Empire crumbled from the 12th century CE
following drought, civil wars
, the opening up of trade routes elsewhere, and the rise of the Sosso Kingdom (c. 1180-1235 CE) and then the Mali Empire (1240-1645 CE).
How did farming affect the growth of African villages and cities?
In what ways did farming affect the growth of African villages and cities?
Villages began to produce surplus food, which they traded with other areas
. The growth of trade helped those towns develop into cities. … In addition, trade gave Ghana’s rulers new ideas about government as they were introduced to Islam.
What caused the West African kingdom of Ghana to grow?
Rapidly growing trade brought a lot of wealth and power to West Africa, just as the Ghana Empire was getting its start. The Ghana Empire, in particular, grew
rich from the trans-Sahara trade
. … The people were allowed to trade in gold dust, but had to turn over any gold nuggets to the government.
