Notes, summaries, assignments, exams, and problems for Geography

Causes of the Industrial Revolution

Economic Factors

• Changes in land tenure and large estates
• Need to supply peripheral markets
• Rise of capitalism

Social Factors

• Population growth
• Unemployment

Political Factors

• Political consolidation
• Rise of the bourgeoisie

Population Growth and Its Impact

Since the eighteenth century, plague epidemics were disappearing, and the development of agriculture allowed for increased food production. This led to a catastrophic decline in mortality rates (due to starvation, wars, and epidemics). European mortality, including infant mortality, decreased. While birth rates fell slowly, they remained high, leading to considerable vegetative growth. Population growth was more pronounced in cities, leading to significant migrations,... Continue reading "Industrial Revolution: Origins, Progress, and Global Impact" »

Economic Activity

Economic activity is the means by which we obtain the products and services to cover our needs. It involves several phases:

• Production: The generation of goods and services.
• Distribution: The allocation of goods and services.
• Consumption: The acquisition of products to meet needs.

Economic Sectors

• Primary Sector: Agriculture, livestock, fishing, and forestry.
• Secondary Sector: Economic activities that transform raw materials into manufactured products.
• Tertiary Sector: A variety of activities that do not produce tangible goods.
• Quaternary Sector: Research, design, management, and development.

Economic Agents

• Families: Involved in production, providing labor and consuming goods and services.
• Enterprises: Produce goods and services for

The Origin of Life and Spontaneous Generation

The theory of spontaneous generation suggested that life could arise spontaneously from inert matter. The first scientific experiment to challenge this idea was conducted by the Italian physician Francesco Redi in 1668.

Redi's Experiment

Redi prepared several jars containing meat; some were left uncovered, while others were sealed with parchment. After the meat decomposed, maggots appeared only in the open jars. Redi noted that flies entered and exited the open jars, leading him to conclude that maggots would not appear if flies lacked access to the meat. However, his observations were not sufficient to fully reject the theory of spontaneous generation.

Needham and Spallanzani

In 1748, John Needham boiled... Continue reading "The Scientific Refutation of Spontaneous Generation" »

Key Ecological and Agricultural Terms

CLISEIRE: Graph representing the timing of vegetation according to altitude.

SUSTAINABILITY: Balance of a species with its environment, the present, and the future.

Kyoto Protocol: International agreement that aims to limit emissions of gases that provoke global warming.

ECOSYSTEM: Unitary or homogeneous natural community consisting of living organisms, abiotic components, and flows of energy and materials.

AGRICULTURAL POPULATION: Population working in agriculture, animal husbandry, or forestry, coupled with those who want to work in the sector, even if they have never worked or are unemployed.

Sharecropping: Contract under which a person supplies land or livestock and other work, delivering the benefits.

LEASE:

The Late Industrial Revolution in Spain

Spain's industrial revolution occurred later than in other Western European countries. The primary causes for this delay included a poor endowment of raw materials and basic energy products, such as cotton and coal, low levels of entrepreneurship, and a lack of capital. Additionally, technological backwardness, limited demand due to low population growth, rural poverty, an unfavorable external situation, and inadequate industrial policies hindered progress.

Industrial Beginnings in the 19th Century

During the nineteenth century, the first iron, steel, and textile industries were created. However, these were characterized by backward technology and a heavy dependence on foreign capital.

Growth in the Early

Spain's Current Demographic Regime (1975-Present)

The current demographic regime: Since 1975 until now, it features low birth rates and mortality, resulting in slow natural growth.

Declining Birth Rate

a) The birth rate declined from 17,975 to low levels. Two phases are distinguishable: from 1975 to 1998, births sharply declined. In 1981, the index was 2.1 children per woman (the limit to replace the population) and continued decreasing until reaching the minimum in 1998 (1.24).

Causes:

• Economic situation
• Late marriage age
• Female fertile period shortening
• The resulting crisis of 1975 and since 1980, labor insecurity and high purchase price and rental housing, and difficult emancipation from parents.
• Societal changes in mindset and values, decreased

The Agrarian Question

The strengthening and consolidation of absolute monarchies in Europe were based on the economic theory of mercantilism. In opposition, the theory of physiocracy emerged, regarding trade as useful and necessary, but unproductive. For the Physiocrats, the decisive factor was agriculture, considered the productive sector that determined a country's economic development.

In the eighteenth century, the cultivated surface area generally increased, but production techniques remained stagnant, relying on traditional methods. Crops were still the same; the introduction of corn and potatoes in Galicia and northern lands in the late seventeenth century failed to alter the situation. Agrarian life housed over 80% of the population.... Continue reading "Agrarian Economics and the Crisis of the Old Regime in Europe" »

First Taifa Kingdoms

The Taifa were up to 39 small kingdoms that divided the caliphate as a result of fitna or civil war. When the last caliph, Hisham III, was deposed and proclaimed in Córdoba the republic, all Coras of Andalus had not yet become self-proclaimed independent. Each Taifa was initially identified with a family, clan, or dynasty. Thus arose the Taifa of Amiri (descendants of Mansur) in Valencia, that of the Tujibi in Zaragoza, that of the Aftasí in Badajoz, that of the Birzalíes in Carmona, that of the Zirid in Granada, that of the Hammoudi in Algeciras and Málaga, and the Abbadid in Seville. Over the years, the Taifas of Seville, Badajoz, Toledo, and Zaragoza became the peninsular Islamic communities.

Almoravid Empire

The disintegration... Continue reading "The Historical Significance of the Taifa Kingdoms in Al-Andalus" »

Global Vegetation Types

• Atlantic Deciduous: Oak and beech forests.
• Mediterranean: Coniferous pine and evergreen species.

Environmental Contamination Defined

Contamination is the introduction of harmful elements into the environment to an extent that the ecosystem cannot absorb them without suffering damage and degeneration.

Chernobyl Nuclear Accident (April 26, 1986)

The accident occurred due to an uncontrolled power increase, leading to an explosion of hydrogen accumulated within the reactor core. The lack of a containment building resulted in the widespread scattering of radioactive material, causing radioactive fallout (rain).

Implications of the Disaster

• Affected 600,000 people.
• Estimated 500,000 deaths attributed to the initial radioactive cloud

Spanish Population Dynamics and Migration

Consequences of External Migration

Demographic consequences were manifested in the decrease in the size of the population and its distribution. The economic consequences were positive on one hand, relieving pressure from strong natural growth and unemployment, and negative on the other, because many savings are not invested in productive assets. Social consequences included uprooting and harsh living and working conditions.

Foreign Emigration Today

Spain has ceased to be a country of emigration for better jobs, better qualifications, and a better lifestyle.

Current Immigration and Its Consequences

Spain has become a receiver of immigrants, both legal and illegal. They come from Europe, Africa, South America,... Continue reading "Spanish Population Trends: Migration and Aging" »