Notes, abstracts, papers, exams and problems of Geography

Human Evolution

From Australopithecus to Homo

Early Hominids

Australopithecus garhi: This hominid, with a cranial capacity of 450 cc, lived approximately 4 to 3 million years ago. Evidence suggests potential proto-lithic industry. Its distinct facial features set it apart.

Australopithecus africanus: Possessing a more globular skull and increased brain capacity (over 450 cc), A. africanus existed between 3 and 2.5 million years ago.

Australopithecus afarensis (Lucy): Discovered in 1974, the Lucy skeleton dates back 3.5 million years. This remarkable find provided crucial insights into early hominid locomotion and anatomy.

The Genus Homo

Homo habilis (Handy Man): Living approximately 2.5 to 1.44 million years ago, H. habilis is recognized as... Continue reading "The Ancestry of Humankind: A Journey Through Time" »

The Geographic Area

The geographic area is the object of study of geography. All human actions have a natural and spatial embodiment, so that space becomes the medium or continent of the multiple interactions between various natural and human elements. These interactions are involved in modifying or adding space and characteristics, but space can, in turn, influence the elementary interactions. The object of study of geography includes both the space or continent and the content, i.e., the interactions of the elements of a natural or social system.

Characteristics of the Geographic Area

Location - Dynamism - Uniformity - Magnitude - Scale

Types of Geographic Areas

• Natural areas: These are areas in which natural elements and their relationships characterize

I. Biogeographical Regions and Main Plant Life

I.1. Introduction

The diverse climates of the Iberian Peninsula, particularly variations in precipitation, influence the presence of three distinct biogeographical regions.

I.2. The Euro-Siberian Region

This region is associated with wet Iberia, primarily located in the northern peninsula, the central system, and some areas of the Iberian system. Within this region, two plant provinces are distinguished:

I.2.1. Atlantica

This province occurs in the higher elevations of the mountains. Deciduous tree species predominate. Up to 1000m, oaks (Carballo, Pyrenean oak, etc.) are common; above 1000m, beech trees prevail. Chestnut, pine, and eucalyptus (introduced for reforestation) are also present. In degraded... Continue reading "Biogeographical Regions of the Iberian Peninsula" »

Traditional Agricultural Landscapes

These landscapes are characterized by their unique spatial organization with a low level of development. Traditional methods employ labor-intensive techniques and backward technology, resulting in low productivity. Production is primarily for family consumption, often involving polyculture and sometimes integrated with livestock. Land ownership is typically individual or collective.

Shifting Cultivation

Located in the equatorial and humid tropical climates of Africa, the Americas, and parts of Asia, shifting cultivation involves irregular parcels of land worked with primitive tools and techniques. Soil is cultivated for two to three years until exhausted, after which the village relocates. This practice results... Continue reading "Evolving Agricultural Landscapes: From Traditional to Modern" »

Enlightened Despotism

Political reformers aimed to boost the economy, promote culture and science, and reduce the Church's influence on education.

Art & Architecture

Rococo (18th Century)

A courtly style prevalent in aristocratic salons:

• Architecture in Caracas featured abundant decorative elements, curves, and irregular elements, primarily in urban palaces (small, intimate spaces). Chinese elements became a fashionable decorative motif.
• Painting mirrored the architectural style, preferring elegant and opulent scenes of palatial life. Key artists included Watteau, Tiepolo, and Giaquinto.

Neoclassicism

This style revived art forms from earlier eras, particularly Greek and Roman classicism.

• Architecture: Temples served as perfect models, featuring

Private vs. Market Services

Private services are paid for directly by the individuals or entities soliciting them.

Public Services

The state provides public services, funded through taxes. Public authorities may also collect fees for certain services.

Service Companies

Examples include banks, insurance companies, legal management, and advisory services.

Distribution Services

This category includes transport, postal services, and communications.

Social Services

Social services encompass health, public administration, and education.

Consumer Services

Consumer services include hospitality, leisure, repair, and cultural activities.

Importance of Services

Various indicators measure the importance of services. The diversity of services ranges from widespread... Continue reading "Understanding Service Sectors: Private, Public, and Social Services" »

Primary Sector: Agriculture, fisheries, livestock, mining, and raw materials obtained. Secondary Sector: Industry, processing raw materials. Tertiary Sector: Health (medical), transportation, education, retail (shops), administration (staff). Extensive Agriculture: Takes place in large areas of land. Intensive Agriculture: Takes place in small areas of land. Monoculture: A single plant crop such as rice or corn. Polyculture: Devoting the same land to different crops. Minifundio: Tiny tracts of land. Estates: Large tracts of land. Major Crops: Wheat (Europe), rice (East), corn (America). Tropical crops such as coffee (Brazil, Colombia), cocoa (Africa), and tea (India, China, Ceylon). Types of Herds: Sheep (Australia and Russia), beef (India,

Population Distribution

Population distribution across the Earth's surface is uneven, influenced by various physical and human factors.

Physical Factors

• Weather: Population density tends to be higher in temperate zones.
• Vegetation: Humans generally avoid areas with dense vegetation like forests and rainforests.
• Bodies of Water: Populations concentrate near water sources due to biological needs and economic activities (agriculture, industry).
• Relief: Flat terrains like plains, valleys, and deltas attract higher population densities.
• Soil: Historically, soil fertility has been a crucial factor in population distribution.

Human Factors

• Historical Factors: Historical events and migrations have shaped population densities in areas like the Far East and

Charles I of Spain and the War of Spanish Succession

Charles of Austria, under the name of Charles I (1516^[1]-1556), first joined in his person the crowns of Castile and Aragon, and was Emperor of the Holy Roman Empire as Charles V (1519-1558).

The War of Spanish Succession was an international conflict over the succession to the throne of Spain following the death of Charles II. It lasted from 1701 until 1713, although resistance in Catalonia continued until 1714 and in Mallorca until 1715. This war resulted in the establishment of the House of Bourbon in Spain. For this country, it was also a civil war between Bourbon and Austrian supporters belonging to the old Hispanic kingdoms of Castile and Aragon, whose last embers were not extinguished... Continue reading "Spanish History: Charles I, War of Succession, Al-Andalus" »

Farming Practices: Diverse Cropping Systems

Irrigated Agriculture

This method involves supplying large quantities of water to crops through artificial means like canals, ditches, sprinklers, and pools. It requires significant economic investment and careful water infrastructure management. Key crops include fruits, rice, cotton, vegetables, and sugar beets.

Dryland Farming

Dryland farming relies solely on natural rainfall for water supply. Crops grown using this method include pulses, sunflower, soybean, peanut, barley, rye, grapes, olives, and wheat—the Mediterranean trilogy.

Intensive Agriculture

This system maximizes yields through substantial capital investments (materials and technology) and/or labor. High productivity is achieved through... Continue reading "Farming Practices: A Deep Dive into Diverse Cropping Systems" »