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Saturday, November 19, 2011

INDIAN CLIMATE


WHAT IS CLIMATE .. ??

vClimate encompasses the statistics of temperature, humidity, atmospheric pressure, wind, rainfall, atmospheric particle count and other meteorological elemental measurements in a given region over long periods.

vClimate can be contrasted to weather, which is the present condition of these elements and their variations over shorter periods.

STEPS FOR CLIMATE CONTROL


1.Implement immediate emission reduction targets with the aim being to reduce net emissions to zero as soon as practicable. The goal should be to achieve 95% of power from renewable sources by 2020, with a 90% cut in overall emissions by 2030. Introduce annual reduction targets.
2. Initiate further international treaty negotiations aimed at getting all countries to agree to a global target of 90% emissions reductions on 1990 levels by 2030.
3. Start the transition to a zero-waste economy. Engage workers in industry, with technical experts, to redesign their products and jobs sustainably.
4. Require the fitting of all feasible energy-efficiency measures to existing houses and subsidies owner-occupiers for the costs.
5. Bring all power industries under public ownership and democratic control. Begin phasing out coal mining and coal-fired power stations immediately. Provide guaranteed jobs and retraining on full pay for coalmining and power-station communities, with new sustainable industries being built in their areas and paid redundancies offered.

Bring the whole car industry under public control. Re-tool this industry to manufacture wind turbines, public transport vehicles, solar hot water and solar photo-voltaic cells. Subsidies the conversion of private cars to electric power.
7. Accelerate the construction of wind farms in suitable areas. Boost research into all renewable energy sources. Build pilot solar-thermal and geothermal plants now. Create localized power grids.
8. End logging in old-growth forests. Begin an urgent program of re-forestation, and protection of biodiversity to provide increased carbon sinks.
9. End industrial farming based on fertilizers, pesticides and fuel sourced from petroleum. Restrict farming areas to ensure that reverie, forest and other indigenous ecosystems return to healthy states. Encourage new farming practices including organic and urban farming.
10. Make all urban and regional public transport free and upgrade services to enable all urban residents to use it for all their regular commuting. Nationalize and upgrade interstate train and ferry services, to provide real alternatives to air travel. Rail freight must be prioritised. Ensure transport services are integrated.

FACTORS AFFECTING INDIAN CLIMATE



LATITUDE 
The tropic of cancer passes through the middle of the country from ran of Kutch in the west to Mizoram in the east. almost half of the country, lying south of the tropic of cancer, belongs to the tropical area. All the remaining area, north of the tropic, lies in the sub-tropics. Therefore, India's climate has characteristics of tropical as well as subtropical climates. 

ALTITUDE 

India has mountains to the north, which have an
average height of about 6,00 meters. India also
has a vast coastal area where the maximum
elevation is about 30 meters. The Himalayas prevent the cold winds from Central Asia from entering the subcontinent.
It is because of these mountains that this subcontinent experiences comparatively milder winters as compared to central Asia. 

4. Indian monsoon



Indian Monsoon is traditionally defined as a seasonal reversing wind accompanied by corresponding changes in precipitation, but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with the asymmetric heating of land and sea. Usually, the term monsoon is used to refer to the rainy phase of a seasonally-changing pattern, although technically there is also a dry phase.


5. THE SEASONS

Cold Weather Season : Winter



Winter is the coldest season of the year in temperate climates, between autumn and spring. At the winter solstice, the days are shortest and the nights are longest, with days lengthening as the season progresses after the solstice.

Hot Weather Season : Summer



Summer is the warmest of the four temperate seasons, between spring and autumn. At the summer solstice, the days are longest and the nights are shortest, with day-length decreasing as the season progresses after the solstice. The date of the beginning of summer varies according to climate, culture, and tradition, but when it is summer in the Northern Hemisphere it is winter in the Southern Hemisphere, and vice versa.

6. Advancing monsoon

Rainy Season
Rainy Season is traditionally defined as a seasonal reversing wind accompanied by corresponding changes in precipitation, but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with the asymmetric heating of land and sea. Usually, the term monsoon is used to refer to the rainy phase of a seasonally-changing pattern, although technically there is also a dry phase.




7. Distribution of

 rainfall




ØAreas of Heavy Rainfall (Over 200cm) : The highest rainfall occurs in west costs, on the western Ghats as well as the Sub-Himalayan areas in North East and Meghalaya Hills. Assam, West Bengal, West Coast and Southern slopes of eastern Himalayas.
Ø
ØAreas of Moderately Heavy Rainfall (100-200 cm) : This rainfall occurs in Southern Parts of Gujarat, East Tamil Nadu, North-eastern Peninsular, Western Ghats, eastern Maharashtra, Madhya Pradesh, Orissa, the middle Ganga valley.
Ø
ØAreas of Less Rainfall (50-100 cm) : Upper Ganga valley, eastern Rajasthan, Punjab, Southern Plateau of Karnataka, Andhra Pradesh and Tamil Nadu.
Ø
ØAreas of Scanty Rainfall (Less than 50 cm) : Northern part of Kashmir, Western Rajasthan, Punjab and Deccan Plateau. The two significant features of India's rainfall is that
Øin the north India, rainfall decreases westwards and ii. in Peninsular India, except Tamil Nadu, it decreases eastward.


8. Monsoon as unifying

 bond



üRainy season or the Monsoon arrives during 15-25th June all over India, usually. But it’s not being like usual this year. It’s 20th June already and no sign of a single cloud in the sky. And It is leading lines worrying  on our foreheads. Of course fear of a drought comes in mind.
ü
üThe Monsoon is always so uncertain. Some times its too much rain, and sometimes no rain. There are unfortunate places which suffer from drought and just couple of months after, from floods.
ü
üRainy season is much awaited in India, in northern part of the country specially, because of warm and dull summers. In India, in summers, temperature goes up to  47° C (about 116°F).
ü
üThere’s a deadly warm wind blowing whole day as well, which is called “Loo” in North and West of India. And daytime in summer means try to be indoors. South and east India are luckier that west and north India in case of getting rain.












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