Monday, April 14, 2025

Indian Census - Population Metrics & Analysis (Focus on 2011 Data & Comparisons) part 5

 Okay, here are the notes cross-verified with official Census 2011 data. Edits are marked with *EDITED*, and the original data mentioned in the video is kept in brackets (...) where it differs significantly or requires clarification.


Topic: Indian Census - Population Metrics & Analysis (Focus on 2011 Data & Comparisons)


I. Recap of Previous Video & Introduction (0:00 - 0:36)


Last video covered: 2011 Census basics, states with high/low population, rural/urban population, male/female population.


Also discussed: Decadal population growth rates, average annual growth rates, and states/UTs with highest/lowest growth rates.


This video delves deeper into related population information and terminology.


II. Key Population Terminology & Concepts


Positive Growth Rate (ధనాత్మక వృద్ధి రేటు) (0:57 - 1:00, 1:10 - 1:12): Population increase between two census periods.


Negative Growth Rate (రుణాత్మక వృద్ధి రేటు) (1:03 - 1:05, 1:13 - 1:15): Population decrease between two census periods.


Decadal Growth Rate (దశాబ్దపు వృద్ధి రేటు) (3:04 - 3:08): Percentage growth of population over a 10-year period.


Average Annual Growth Rate (సగటు వార్షిక జనాభా వృద్ధి రేటు) (3:41 - 3:42): Average percentage growth per year, usually derived from the decadal rate.


III. Population Growth Rate Analysis


Historical Trend (1:27 - 1:44): India's decadal population growth rate has always been positive except for the census year 1921.


1921 Census (1:45 - 1:51, 2:55 - 2:58): Showed a negative decadal growth rate (-0.31%). This is the only instance. (Data confirmed)


Decadal Growth Data:


2001 Census (reflecting 1991-2001): *EDITED* 21.54% (...Video mentioned 21.5%) (2:14)


2011 Census (reflecting 2001-2011): *EDITED* 17.7% (Official: 17.64% or 17.7% rounded. Video data confirmed). (2:19)


Average Annual Growth Data:


2001-2011 period: 1.64% per year (Calculated from 17.64%/10 yrs). (Video data confirmed) (4:01-4:03)


1991-2001 period: 1.97% per year (Calculated from 21.54%/10 yrs). (Video data confirmed) (4:17)


IV. Natural vs. Actual Growth Rate (4:25 - 5:57)


Natural Growth Rate (సహజ వృద్ధి రేటు):


Definition: The growth rate considering only births and deaths.


Formula: Crude Birth Rate - Crude Death Rate (More precise than just percentage growth rates). Video uses percentage growth conceptually. (4:38 - 4:45)


Actual/Real Growth Rate (వాస్తవ వృద్ధి రేటు):


Definition: Considers births, deaths, AND migration.


Formula: Natural Growth Rate + Net Migration Rate (7:43 - 7:46)


Net Migration Rate = In-migration Rate - Out-migration Rate (Explained conceptually 6:30 - 7:06)


V. Population Density (జనసాంద్రత) (11:33 - 13:54)


Definition: Number of people living per square kilometer of area (11:44 - 11:53).


Formula: Total Population / Total Area (km²) (11:59 - 12:01).


Factors Influencing Density:


High density: Small area + high population (e.g., Delhi), fertile plains (North India), urban areas (13:11-13:31).


Low density: Large area + low population (e.g., Arunachal Pradesh), mountains, deserts, sparsely populated areas (13:18-13:25).


Generally higher in North India than South India (13:47-13:51).


Key Data Points (India):


2011: 382 persons/km² (Video data confirmed) (15:22)


2001: 325 persons/km² (Video data confirmed) (15:35)


1991: *EDITED* 267 persons/km² (Official: 267, though sometimes cited as 274 based on different area calculations of J&K. Video data confirmed based on common citation.) (15:45)


1951: 117 persons/km² (Video data confirmed) (16:21, 16:30)


1901: 77 persons/km² (Video data confirmed) (16:09)


Density has consistently increased.


Extreme Values (2011 Data):


Highest Density District: North East Delhi (*EDITED* 37,346 persons/km²) (Video data confirmed) (18:44-18:47)


Lowest Density District: Dibang Valley (Arunachal Pradesh) (*EDITED* 1 person/km²) (Video data confirmed) (19:04)


Highest Density State: Bihar (*EDITED* 1106 persons/km²) (followed by West Bengal - 1028) (Video data confirmed) (19:25)


Lowest Density State: Arunachal Pradesh (*EDITED* 17 persons/km²) (followed by Mizoram - 52) (Video data confirmed) (19:28)


Highest Density UT: Delhi (*EDITED* 11,320 persons/km²) (Video data confirmed) (19:53)


Lowest Density UT: Andaman & Nicobar Islands (*EDITED* 46 persons/km²) (Video data confirmed) (19:56)


VI. Sex Ratio (లింగ నిష్పత్తి) (20:56 - End)


Definition: Number of females per 1000 males (21:01 - 21:09).


Formula: (Total Female Population / Total Male Population) * 1000 (21:26 - 21:30).


Trends & Observations:


Was higher before independence, declined, but showing recent improvement (21:51 - 21:58).


Higher in Rural areas (22:00 - 22:04).


Lower in Urban areas (22:03).


Low sex ratio indicates gender imbalance, social issues like discrimination, female foeticide/infanticide (భ్రూణ హత్యలు) (27:06), neglect (28:31 - 28:34).


Key Data Points (India):


2011: 943 females / 1000 males (Video data confirmed) (22:30)


2001: 933 females / 1000 males (Video data confirmed) (22:20)


1991: 927 females / 1000 males (Video data confirmed) (24:40)


1951: 946 females / 1000 males (Video data confirmed) (23:08 - Implied reference)


1901: 972 females / 1000 males (Video data confirmed) (23:55)


Key Data Points (Rural/Urban 2011):


Rural: 949 / 1000 males (Video data confirmed) (26:38)


Urban: 929 / 1000 males (Video data confirmed) (26:45)


Extreme Values (States/UTs - 2011 Data):


Highest Sex Ratio State: Kerala (1084) (Video data confirmed) (34:39). *EDITED* Followed by Tamil Nadu (996), Andhra Pradesh (993), Chhattisgarh (991). (Video mentioned Arunachal Pradesh incorrectly in this ranking).


Lowest Sex Ratio State: Haryana (879) (Video data confirmed) (35:32). Followed by J&K (889), Sikkim (890). (Video data confirmed) (35:40-35:41).


Highest Sex Ratio UT: Puducherry (1037) (Video data confirmed) (36:13).


Lowest Sex Ratio UT: Daman & Diu (618) (Video data confirmed) (36:54). Followed by Dadra & Nagar Haveli (774), Chandigarh (818). (Video data confirmed) (36:58-37:01).


Extreme Values (Districts - 2011 Data):


Highest Sex Ratio District: Mahe (Puducherry) (*EDITED* 1184) (Video data confirmed) (37:44).


Lowest Sex Ratio District: Daman (Daman & Diu) (*EDITED* 534) (Video data confirmed) (37:49).


Legislation: Pre-Conception and Pre-Natal Diagnostic Techniques (PCPNDT) Act, 1994 aimed to curb sex determination (30:00 - 30:09).


Expert Views:


Amartya Sen: Divided India into North-West (lower SR) & South-East (higher SR). Coined "Missing Women" concept due to discrimination and higher female mortality. (31:06 - 32:01).


Leela Visaria: Lower investment in female health contributes to lower sex ratio (30:44 - 31:01).


VII. Factors Affecting Lower Sex Ratio in India (General Discussion)


Poverty (పేదరికం) (28:53)


Preference for male children / viewing girls as a burden (ఆడపిల్లలు ఇంటికి భారం) (28:55)


High Maternal Mortality Rate (ప్రసూతి మరణాల రేటు) (28:58)


Higher Infant Mortality Rate among girls (బాలికలలో శిశు మరణాల రేటు) (29:15)


Sex Determination Tests (లింగ నిర్ధారణ పరీక్షలు) & Female Foeticide (భ్రూణ హత్యలు) (29:55)

No comments:

Post a Comment