Q.Explain any four environmental concerns that have become issues of Global Politics.
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Start your 14-day free trial to unlock the full solution →Environmental degradation has moved from a local issue to a central concern in global politics because it crosses borders, affects all nations, and demands collective action that no single country can take alone.
For most of human history, environmental problems were local — a polluted river here, a deforested hill there. But in the last few decades, the scale of damage has become planetary. When a factory in one country emits carbon, it warms the atmosphere for everyone. When a rainforest is cut down in Brazil, the loss of biodiversity affects the entire world. This is why environmental concerns are no longer just scientific or national issues — they have become deeply political, shaping treaties, conflicts, and even the foreign policies of nations.
Let us look at four such concerns that have risen to the top of global politics.
1. Global Warming and Climate Change
This is the most pressing environmental issue in world politics today. The burning of fossil fuels — coal, oil, and gas — releases greenhouse gases like carbon dioxide and methane into the atmosphere. These gases trap heat, causing the Earth's average temperature to rise. The consequences are not abstract: melting polar ice caps, rising sea levels, more frequent and intense cyclones, floods, and droughts. These changes do not respect national borders. A drought in one region can trigger mass migration, which then becomes a political issue for neighbouring countries. Climate change has forced nations to negotiate difficult agreements like the Kyoto Protocol (1997) and the Paris Agreement (2015), where the central political struggle is between the developed countries (historically responsible for most emissions) and developing countries (who want the right to grow without being penalised). The politics here is about burden-sharing, justice, and survival.
Climate change is a classic example of the 'tragedy of the commons' — every country benefits from using fossil fuels, but the cost of that use is borne by the entire planet.
2. Ozone Layer Depletion
In the 1970s and 1980s, scientists discovered that chemicals called chlorofluorocarbons (CFCs) — used in refrigerators, air conditioners, and aerosol sprays — were destroying the ozone layer in the stratosphere. The ozone layer shields the Earth from harmful ultraviolet radiation. A thinning of this layer meant higher rates of skin cancer, cataracts, and damage to crops and marine life. What made this a global political issue was that CFCs released in one part of the world could damage the ozone layer everywhere. The international response was remarkably swift and cooperative. In 1987, nations signed the Montreal Protocol, agreeing to phase out CFCs. It is often cited as the most successful environmental treaty in history — the ozone layer is now slowly healing. The lesson here is that when the science is clear and the economic costs are manageable, global cooperation can work.
The Montreal Protocol succeeded partly because alternatives to CFCs were available. This is not always the case with climate change, where fossil fuels are deeply embedded in every economy.
3. Loss of Biodiversity …
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