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Role of electrical energy in sustainable development

Short answer

Electrical energy, generated largely from indigenous renewable sources like hydropower, replaces imported fossil fuels in all sectors—domestic, industry, transport, agriculture—reducing pollution, deforestation, and trade deficit while raising living standards. This promotes economic growth, social well-being, and environmental sustainability, the pillars of sustainable development.

On the basis of utilization of electrical energy, describe the role of electrical energy in sustainable development of the country.

Sustainable development means meeting present needs without harming the ability of future generations to meet theirs. Electrical energy supports it because it can be produced from renewable sources (in Nepal mainly hydropower, also solar and wind), is clean at the point of use, and can replace imported fossil fuels in almost every end use.

Role through the main areas of utilization

1. Domestic sector

  • Electric cooking (induction stoves, rice cookers) replaces LPG, kerosene and firewood, reducing indoor air pollution, deforestation and LPG imports.
  • Lighting, refrigeration, water heating and communication raise living standards, health and education (students can study at night, digital learning).

2. Industrial sector

  • Electric drives (motors), electric furnaces, arc welding and electrolysis give efficient, controllable, pollution-free production.
  • Cement, steel, food processing and textile industries can run on domestic hydropower instead of diesel or coal, creating jobs and adding value locally.

3. Commercial and service sector

  • Hotels, hospitals, offices, banks and IT services depend on electricity; tourism (Nepal's key sector) needs reliable supply.

4. Transport (electric traction and e-mobility)

  • Electric vehicles, trolley buses, electric railways and cable cars use hydropower instead of imported petroleum, cutting the trade deficit and urban air pollution. Nepal's large EV import growth is an example.

5. Agriculture

  • Electric pumps for irrigation, cold storage, agro-processing raise productivity and rural income.

6. Social services

  • Water supply pumping, street lighting, health posts, schools and telecommunication need electricity.

Dimensions of sustainability

DimensionRole of electrical energy
EconomicIndustrialisation, jobs, export of surplus power to India/Bangladesh, lower fuel import bill
SocialBetter health, education, gender equity (less drudgery collecting firewood)
EnvironmentalLow carbon, less deforestation and air pollution, climate change mitigation
Energy securityUses indigenous renewable resource instead of imported fuel
 Hydro/solar/wind (renewable)
          |
     Electricity
          +--> Domestic    --> living standard
          +--> Industry    --> GDP, jobs
          +--> Transport   --> less oil import
          +--> Agriculture --> food security
          +--> Export      --> revenue

What is needed

  • Increase per-capita consumption (still low in Nepal) by promoting electric cooking, EVs and electricity-intensive industry.
  • Reliable, quality supply: strong transmission and distribution, reduced losses.
  • Efficient utilization: energy-efficient motors, LED lighting, demand side management and suitable time-of-day tariffs.
  • Rural electrification through grid extension and micro/mini hydro.

Thus wider and more efficient utilization of clean electrical energy drives economic growth while protecting the environment, which is the core of sustainable development.

✓ Answer checked by Claude Opus 5.5 (high effort)

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