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Energiewende ya Ujerumani

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<strong>Energiewende</strong> <strong>ya</strong> <strong>Ujerumani</strong> | 07<br />

Hiyo ndiyo sababu Serikali <strong>ya</strong> <strong>Ujerumani</strong> inataka kupunguza<br />

matumizi <strong>ya</strong> nishati <strong>ya</strong> msingi kutoka mafuta na gesi katika majengo<br />

kwa asilimia 80 kufikia mwaka wa 2050. Kutimiza lengo hili ni lazima<br />

majengo <strong>ya</strong>we na utunduizi zaidi wa nishati, wakati nishati endelevu<br />

inapochukua nafasi kubwa zaidi katika kupasha na kupunguza joto.<br />

Lengo ni kuwa nishati endelevu itachukua asilimia 14 <strong>ya</strong> kupasha<br />

na kupunguza joto kufikia mwaka wa 2020. Kwa njia hii, <strong>Ujerumani</strong><br />

inatimiza malengo <strong>ya</strong> Ula<strong>ya</strong>. Agizo la sasa la Umoja wa Ula<strong>ya</strong> kuhusu<br />

utendakazi wa nishati katika majengo linaeleza kuwa majengo yote<br />

mp<strong>ya</strong> barani Ula<strong>ya</strong> lazima <strong>ya</strong>we "majengo <strong>ya</strong>nayokaribia kujimudu<br />

kinishati" kuanzia mwaka wa 2021.<br />

<strong>Ujerumani</strong> iligundua kwa haraka kiwango cha nishati kinachoweza<br />

kuokolewa katika majengo. Kitambo, kama mwaka wa 1976, Serikali<br />

<strong>ya</strong> <strong>Ujerumani</strong> ilianza kutekeleza Sheria <strong>ya</strong> Kuokoa Nishati, Sheria <strong>ya</strong><br />

kwanza <strong>ya</strong> Kuhifadhi Joto kutokana na dharura <strong>ya</strong> mafuta. Vipengele<br />

v<strong>ya</strong>ke vimeendelea kusasishwa mara kwa mara na kujumuisha<br />

maendeleo katika ufundi. Chini <strong>ya</strong> Sheria <strong>ya</strong> Joto <strong>ya</strong> Nishati Endelevu,<br />

imekuwa ni lazima nyumba zote mp<strong>ya</strong> zisimamie kiwango cha<br />

chini cha matumizi <strong>ya</strong>ke <strong>ya</strong> nishati kupitia nishati endelevu kuanzia<br />

mwaka wa 2009. Hii inaweza kutimizwa kwa kutumia nishati <strong>ya</strong><br />

miale <strong>ya</strong> jua pamoja na bwela la gesi au mafuta au kuweka mfumo wa<br />

kupasha joto wa nishati endelevu kama vile pampu <strong>ya</strong> joto au bwela la<br />

vidonge.<br />

Hata hivyo, asilimia 70 <strong>ya</strong> majengo <strong>ya</strong> makazi <strong>ya</strong> watu nchini<br />

<strong>Ujerumani</strong> zimedumu kwa zaidi <strong>ya</strong> miaka 35 – kumaanisha kwamba<br />

zilijengwa kabla <strong>ya</strong> Sheria <strong>ya</strong> kwanza <strong>ya</strong> Kuhifadhi Joto kutekelezwa.<br />

Hii inamanisha kwamba majengo mengi ha<strong>ya</strong>jakingwa vilivyo na<br />

mara nyingi hupashwa joto na mabwela <strong>ya</strong>liyozeeka na nishati<br />

za ardhini kama vile mafuta na gesi. Nyumba <strong>ya</strong> jamii <strong>ya</strong> wastani<br />

<strong>Ujerumani</strong> hutumia kama kilowati 145 kwa mita mraba <strong>ya</strong> nyumba<br />

kila mwaka kupasha joto, sawa na lita 14.5 za mafuta. Nyumba mp<strong>ya</strong><br />

fanisi zaidi zinahitaji asilimia kumi <strong>ya</strong> hiyo pekee. Matumizi <strong>ya</strong><br />

kimsingi <strong>ya</strong> nishati katika nyumba nzee <strong>ya</strong>naweza kupunguzwa kwa<br />

asilimia 80 kwa kufan<strong>ya</strong> marekebisho <strong>ya</strong> kuboresha njia za utunduizi<br />

wa nishati na kuanza kutumia nishati endelevu. Yaani, pana haja <strong>ya</strong><br />

kuwapo kwa kinga <strong>ya</strong> baridi iliyo bora zaidi, vitu vip<strong>ya</strong> v<strong>ya</strong> ujenzi,<br />

mifumo <strong>ya</strong> kisasa <strong>ya</strong> kupasha na kupunguza joto na teknolojia bora<br />

<strong>ya</strong> ku<strong>ya</strong>dhibiti matumizi <strong>ya</strong> nishati. Katika mwaka wa 2015 pekee,<br />

karibu euro bilioni 53 zilitumika katika kufanikisha ufanisi wa<br />

nishati. Serikali <strong>ya</strong> <strong>Ujerumani</strong> hutoa misaada na mikopo <strong>ya</strong> riba <strong>ya</strong><br />

chini kama vishawishi.<br />

Ni kiasi gani cha nishati kinachotumika<br />

katika majengo?<br />

Viwango kamili v<strong>ya</strong> matumizi <strong>ya</strong> nishati katika <strong>Ujerumani</strong><br />

Majengo map<strong>ya</strong> hutumia tuu asilimia kumi<br />

Matumizi <strong>ya</strong> kupasha joto kwa jumla kila mwaka kwa lita kwa kila mita<br />

mraba <strong>ya</strong> nyumba kwenye aina tofauti za majengo.<br />

37.6 %<br />

majengo<br />

Majengo <strong>ya</strong>siyorekebishwa<br />

lita 15 hadi 20<br />

Majengo nzee <strong>ya</strong>liyo rekebishwa<br />

lita 5 hadi 10<br />

29.5 %<br />

kupasha joto<br />

5.5 %<br />

kwa maji moto<br />

2.6 %<br />

kwa taa.<br />

Majengo map<strong>ya</strong><br />

lita 7<br />

Nyumba zisizopashwa joto<br />

lita 1.5<br />

1977<br />

Serikali <strong>ya</strong> <strong>Ujerumani</strong> iliweka viwango v<strong>ya</strong>ke v<strong>ya</strong> kwanza v<strong>ya</strong> ufanisi wa nishati<br />

majengoni katika Sheria <strong>ya</strong>ke <strong>ya</strong> Kukinga Baridi.

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