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Jebel Akhdar (Libya)

Jebel Akhdar (Libya) is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Jebel Akhdar (Libya) rather than just read about it. In short: The Jebel Akhdar (Arabic: الجبل الأخضر al-Jabal al-Akhḍar Arabic pronunciation: [ald͡ʒabal alʔaxdˤar], Italian: Gebel el-Achdar, English: The Green Mountain) is a heavily forested, fertile upland area in northeastern Libya. It is located in the modern shabiyahs or districts of Derna, Jabal al Akhdar, and Marj.

Jebel Akhdar (Libya) — main illustration
Jebel Akhdar (Libya) — illustration

Key takeaways

  • Jebel Akhdar (Libya) belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Jebel Akhdar (Libya) to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Jebel Akhdar (Libya) from memory before moving on to harder problems.

Reference excerpt

The Jebel Akhdar (Arabic: الجبل الأخضر al-Jabal al-Akhḍar Arabic pronunciation: [ald͡ʒabal alʔaxdˤar], Italian: Gebel el-Achdar, English: The Green Mountain) is a heavily forested, fertile upland area in northeastern Libya. It is located in the modern shabiyahs or districts of Derna, Jabal al Akhdar, and Marj.

Geography The Jebel Akhdar consists of a mountainous plateau rising to an altitude of 900 metres (3,000 ft), cut by several valleys and wadis. It forms the north-western part of the peninsula that sticks north into the Mediterranean Sea, with the Gulf of Sidra on the west, and the Levantine Basin on the east. It runs from Bengazi eastward to just east of Derna, fronting the coast for about 330 kilometres (210 mi). Due to erosion and deposition, the plateau is sometimes as much as 16 kilometres (9.9 mi) from the shore, but it forms cliffs on the headlands. The final uplift and arching of the plateau was completed in the Miocene. The region is one of the very few forested areas of Libya, which taken as a whole is one of the least forested countries on Earth. The Jebel Akhdar is the wettest part of Libya, receiving some 600 millimetres (24 in) of precipitation annually. The high rainfall contributes to the area's large forests containing Chammari, and enables rich fruit, potato, and cereal agriculture, something of a rarity in an arid country like Libya. Camels, goats and sheep are herded in and around the Jebel Akhdar and the herders tend to be nomadic.

Flora

In marked contrast to the aridity prevailing in most of Libya, there are forested areas in this region totalling around 3200 km2, although approximately a third of the original forest has already been destroyed to make way for agriculture. In addition to the forests there are also large areas of maquis and steppe-like vegetation. Typical maquis species are the Phoenician juniper (Juniperus phoenicea), the mastic tree (Pistacia lentiscus), the Kermes oak (Quercus coccifera) and the carob tree (Ceratonia siliqua). In the drier steppe-like areas, branched asphodel (Asphodelus ramosus), prickly burnet (Sarcopoterium spinosum) and white wormwood (Artemisia herba-alba) predominate. More than half of the endemic plant species in Libya are to be found in the Jebel Akhdar and, of these, seven are found only in the region: Arbutus pavarii, Arum cyrenaicum, Bellis sylvestris var. cyrenaica, Cyclamen rohlfsianum, Cynara cyrenaica, Onopordum cyrenaicum and Romulea cyrenaica.

History

Ancient

Documents created during the New Kingdom of Egypt record that to the west there were large populations of metal workers who lived in towns and had plentiful livestock. The only plausible location for these "Libyans" is the Jebel Akhdar. The ancient Greek colony of Cyrene was located in a lush valley in the Jebel Akhdar, with the ruins remaining. It was the Greeks who introduced farming to the Jebal Akhdar when they colonised its verdant valleys in around 600 BC.

Italian occupation During the Italian occupation these mountains were identified as a promising area for agriculture and many Italians moved here in the 1930s. This settlement was interrupted during World War II and the villages and farms were deserted and were later reoccupied by Libyans. The mountain chain was the site of major battles between the British Commonwealth and the Axis forces during World War II.

Liberation The Libyan leader Omar al-Mukhtar used this heavily forested mountainous region to resist the Italian colonization of Libya for more than twenty years.

Notable people Mabrouka al-Tabiba, midwife

Galleries

Landscapes

Flora

Fauna

See also

Mediterranean dry woodlands and steppe – lower elevations Mediterranean woodlands and forests – higher elevations

References

Illustrations

Jebel Akhdar (Libya): Wadi Murqus
Wadi Murqus
Jebel Akhdar (Libya): The Jebel Akhdar is Libya's wettest region. Annual rainfall averages between 400 and 600 millimeters.
The Jebel Akhdar is Libya's wettest region. Annual rainfall averages between 400 and 600 millimeters.
Jebel Akhdar (Libya): Sparsely-forested area in the Al-Bakour escarpment of the Akhdar mountains
Sparsely-forested area in the Al-Bakour escarpment of the Akhdar mountains
Jebel Akhdar (Libya) illustration
Jebel Akhdar (Libya) illustration

Worked examples

Example 1 — a first encounter with Jebel Akhdar (Libya)

Start with the simplest possible case. Write down what Jebel Akhdar (Libya) claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Jebel Akhdar (Libya) before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Jebel Akhdar (Libya) ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Jebel Akhdar (Libya)

In research
Jebel Akhdar (Libya) appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Jebel Akhdar (Libya) in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Jebel Akhdar (Libya) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Cyrenaica, Derna District, Geographical areas, so understanding it makes those chapters shorter.
In everyday life
Look for Jebel Akhdar (Libya) outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Jebel Akhdar (Libya) in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Jebel Akhdar (Libya) means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Jebel Akhdar (Libya) out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Jebel Akhdar (Libya) in simple terms?

The Jebel Akhdar (Arabic: الجبل الأخضر al-Jabal al-Akhḍar Arabic pronunciation: [ald͡ʒabal alʔaxdˤar], Italian: Gebel el-Achdar, English: The Green Mountain) is a heavily forested, fertile upland area in northeastern Libya. It is located in the modern shabiyahs or districts of Derna, Jabal al Akhda…

Why does Jebel Akhdar (Libya) matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Jebel Akhdar (Libya)?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Jebel Akhdar (Libya).

Tags

  • Cyrenaica
  • Derna District
  • Geographical areas
  • Geography of Libya
  • Jabal al Akhdar
  • Jebel Akhdar (Libya)
  • Mountains of Libya
  • Natural regions of Africa

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