Agroforestry based
Integrated
Watershed Development
C limate change
and global warming are emerging as major challenges facing agriculture
in India and elsewhere. In future, these challenges will further
accelerate and the resource-poor communities in India and other
developing countries, least responsible for global warming, will be the
worst affected by it unless urgent actions are undertaken to help them
adapt and cope with its unavoidable consequences. India has committed
its own voluntary pledges in the form of Intended Nationally Determined
Contributions (INDCs) for climate change action. India’s INDCs target a
33-35% reduction of emission intensity of its GDP by 2030 from 2005
levels through creation of additional carbon sink of 2.5 to 3 billion
tonnes of carbon dioxide equivalent by increasing tree and forest cover
and increasing the share of non-fossil fuel energy1
along with other measures. On improving adaptation measures, India’s
INDCs state that investments will be enhanced in development programmes
in sectors vulnerable to climate change, particularly for agriculture,
water resources, Himalayan region, coastal and island regions, health
and disaster management and protecting biodiversity and ensuring rural
livelihood security.
The semi-arid regions of India such as Bundelkhand in
Central India are not only prone to severe droughts and drinking water
shortages but are also the hot spots of poverty, malnutrition and poor
hygienic living conditions. In these regions, rural communities whose
livelihoods depend upon environmental resources - land, water,
biodiversity are vulnerable to weather and climate variability. The high
inter and intra-seasonal variability in rainfall distribution, rainfall
events and extreme temperatures are causing crop damages and losses to
farmers. Bundelkhand region spread over 7.08 million ha due to
undulating topography, shallow soil depth, low water holding capacity,
intense radiation and low relative humidity has limited options
available for intensive agriculture. But the region has predominantly an
agrarian economy. Over 80% of the population is dependent on
agriculture, livestock and outsourcing income by seasonal migration
after the Rabi sowing.
In Bundelkhand, long term analysis of the weather
data indicates a decline of more than 100 mm in the annual average
rainfall in Jhansi district. This reduction has mainly been due to
decreased number of low (0-10 mm) and medium rainfall (30-50 mm) events.
Dry spells longer than 5–7 days are very common and occur several times
(5-6 times) per season, whereas, 10–15 days or longer dry spell also may
occur during the monsoon period (Singh et al., 2014). The winter
rains are erratic, occasional, meagre and uncertain. In recent years,
out of the last twelve years (2004-2015), there was severe drought and
deficit rainfall in seven years (2004-07, 2012, 2014-15).
In such a scenario, the last one decade’s experiment
on integrated watershed development and agroforestry by ICAR-Central
Agroforestry Research Institute (CAFRI), Jhansi provides ample evidence
that agroforestry based watershed interventions are helpful for building
resilience in rainfed agriculture. Let us examine these interventions.
In the back drop of acute drought during 2004-07,
CAFRI, Jhansi selecte d Garhkundar-Dabar watershed in Tikamgarh district
of Madhya Pradesh in 2005 for implementing the agroforestry based
watershed development inter-ventions. The villages in the watershed are
predominantly populated by other backward castes (OBC), followed by
schedule castes (SC) and schedule tribes (ST). Majority of the farmers
are small or marginal. Soil conservation and water resource development
through construction of check dams, drop structures, gabions, Khadins
(water spreaders), field/contour bunding, crop demonstrations and
plantation of fruit trees and multi-purpose tree species were the
measures taken up on farmers’ fields and community lands. Recognising
the importance of ecosystems, community participation, traditional
knowledge and promoting economic activities and addressing local needs;
a participatory approach was used during the implementation. Social
interventions such as women’s self-help group mobilisations, user-groups
and associations and their capacity building for both farm and off-farm
employment were the initiatives which played a crucial role in the
success of the programmes. Agroforestry contributed robustly to
livelihoods by providing multiple benefits such as fruit, fodder, fuel,
fertilizer and timber, enhancing food security, income generation and
insurance against crop failure thus enhancing the resilience of small
farmers to climate change.
The runoff water harvested in the watersheds through
various structures on ephemeral drains, community and farm ponds,
haveli cultivation (traditional rainwater harvesting system) and
open wells have been the main source to cultivate seasonal and annual
crops. Crop diversification, agroforestry development and socio-economic
upliftment activities have resulted in:
• reduction of runoff by
46% and soil loss by 43%
• increase in cropping
intensity by two and half fold
• increase in crop
production by more than 20-60%
• groundwater recharge
increased by 70%
• water table in open
shallow dry wells rose by 2.5 m during post monsoon
• watersheds became
fodder surplus from fodder deficient
• surface water in
nallah became available almost throughout the year.
The above case study indicates that agroforestry
based watershed intervention programmes which are designed to have
co-benefits of adaptation and mitigation are the most appropriate for
these semi-arid regions.
The Bundelkhand region can contribute in meeting
India’s INDC commitments by increasing tree and forest cover through
afforestation and agroforestry, plantation of Tree Borne Oil Seeds (TBOs)
such as Karanj, Jatropha, Neem and Mahua and by prioritising watershed
development schemes. A vast area (1.44 million ha) belonging to revenue,
Panchayats, community or private individuals is available which
can be put under alternative land use such as agroforestry for promotion
of horticulture, medicinal plants, bamboos, biofuel species, animal
husbandry, rearing small ruminants, sericulture, apiculture, lac, gum
cultivation along with soil and water conservation measures. The Central
Government schemes and programmes such as Green India Mission (GIM),
National Afforestation Project of NAEB, Integrated Watershed Development
Programme (IWMP), Mini-Mission-III of National Mission on Oilseeds and
Oil Palm (NMOOP) and Agroforestry Mission are some of the important ones
which if implemented in the right spirit can give rich dividends. The
two-recent developments which can help the region in augmenting its
financial resources are the initiation of the Agroforestry Mission by
the Ministry of Agriculture, Government of India and passing of the
Compensatory Afforestation Fund (CAF) Bill by the Parliament on 29th
July 2016. The Agroforestry Mission shall be implemented in 190
districts of 27 states that have forest coverage up to 5% of the total
geographical area. Banda, Hamirpur, Jhansi and Mahoba districts of
Bundelkhand are covered under the Mission. Passing of the Compensatory
Afforestation Fund (CAF) has unlocked Rs. 42,000 crore for increasing
green cover and wildlife protection in the country. Uttar Pradesh will
get Rs. 1,314 crore (TOI, 29.07.2016, New Delhi) out of which sizeable
amount can be utilised to mitigate the impact of diversion of forest
land and create green cover in this region as well. The outcome will be
seen in the form of enhanced crop intensification, yield enhancement,
enhanced ground water, reduced siltation, increased economic water
productivity, ecosystem services and assured income and livelihoods. ■
Dr. S.K. Dhyani
Principal Scientist & Former Director, ICAR-CAFRI
shivkdhyani@gmail.com
Reference
Singh, R., Garg, K.K., Wani, S.P., Tewari, R.K. and Dhyani, S.K. 2014.
Journal of Hydrology 509: 132-149.
Endnote
[http://unfccc.int/focus/indc_portal/items/8766.php]
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