Geography Expert
Episodes
61 episodes
The Numbers That Shape the World
What matters more is where those people live… how populations grow… and why some places are booming while others are shrinking.Because population geography quietly shapes almost everything.Cities. Migration. Housing. Food...
Rethinking Urban Infrastructure
You flush a toilet, turn on a tap, or throw something in the bin… and then you stop thinking about it completely.For many people, infrastructure is invisible. Water disappears down pipes. Waste gets taken away. Electricity arrives with t...
Glacial Deposition
Imagine a glacier the size of a city… slowly bulldozing its way across the landscape. What kind of mess does it leave behind?Because here’s the thing—glaciers don’t just carve mountains. They completely redesign entire regions. Valleys,...
Mass Movement and Slopes
Imagine standing on a hillside after heavy rain. The ground looks stable enough at first glance, but deep inside the slope, things are changing. Water is seeping in, particles are loosening, and gravity is waiting. Eventually, the slope gives w...
Is fertility collapse changing the world?
From Baby Boom to Baby BustFor most of the 20th century, population debates focused on rapid growth, “overpopulation” and pressure on resources. Today, the story is shifting. Global total fertility has more than halved since aroun...
Patterns in Mortality
As countries become richer and improve living conditions, they move from a pattern dominated by infectious diseases and high mortality to one dominated by chronic (degenerative) diseases and lower mortality. This shift is closely ...
Measuring Population Change
Geographers measure population change by looking at how many people are born, how many die, and how many move in or out of a place. In other words, population change is driven by three main components: fertility, ...
World Population Change
For much of recent history, people have equated population change with population growth. Over the last two centuries, global population has risen dramatically, with especially rapid growth between the 1950s and the late 20th century. ...
Critical Thinking in Geography
Critical thinking in geography means slowing down, asking sharp questions about places and patterns, and using evidence and logic (not just opinions) to reach a better conclusion.Geography is more than maps and place names; it is about t...
Why study Geography
The world of work is changing fast. New jobs pop up overnight. Others disappear just as quickly. You’re constantly hearing that AI is replacing workers and that traditional education doesn’t matter anymore. On top of that, you’re expected to ch...
What will happen to green energy use in the future?
The mainstream media always seems keen to talk down “Green Energy” and expects us to believe that “Fossil Fuels” will not only be dominant but will continue to increase until at least 2050. Where do they get their assumptions from? Often, they ...
Tropical Cyclones
Tropical cyclones are powerful weather systems that develop over warm tropical and subtropical oceans. They are associated with extremely low air pressure, meaning that air at the Earth’s surface is rising rather than sinking. As air rises, pre...
The Industrial System
The industrial systemThe industrial system is a multifaceted web of economic activities and processes dedicated to the large-scale production, distribution, and consumption of goods and services. This system encompasses diverse sectors, ...
Counter-urbanisation
Counter-urbanisation, also known as de-urbanisation, refers to the movement of people and economic activities away from major cities and into suburban or rural areas. This process represents a significant reversal of the traditional urbanisatio...
Urbanisation in the 20th and 21st Centuries
Urbanisation is the process by which an increasing proportion of a country’s population comes to live in towns and cities rather than in rural areas. This process has been one of the most powerful forces shaping society during the 20th and 21st...
Moisture in the air
Moisture in the Air - From Invisible Vapour to Wild WeatherAtmospheric moisture is all about how water moves between the surface and the air, constantly cycling through evaporation, condensation, clouds and precipitation. Thi...
Impacts of Changing Precipitation on Hydrological Processes in Different Types of Drainage Basins
Climate change is now widely accepted as one of the biggest global challenges, influencing not only temperatures but also how water moves through the environment. Around the world, patterns of rainfall and snowfall—known collectively as precipi...
Geography of Oil
Venezuela and the Global Geography of Oil Oil, often referred to as “black gold,” is one of the most crucial resources in our modern world. Understanding its geography can help us grasp its impact on economies, politics, and ...
Counting the heads
Collecting Population Data in Developed and Developing CountriesCounting the headsAccurate population data is a fundamental resource for governments worldwide, whether in developed or developing countries. It provides essen...
The Global Carbon Budget
This podcast examines how well the world is doing, cutting carbon emissions.