中國(guó)自愿碳市場(chǎng)的機(jī)遇與挑戰(zhàn)
“雙碳”目標(biāo)宣布以來(lái),中國(guó)企業(yè)積極響應(yīng),多家互聯(lián)網(wǎng)、金融、制造等領(lǐng)域的龍頭企業(yè)紛紛披露其
碳中和行動(dòng)報(bào)告[26],采取較多的行動(dòng)包括廢物減量回收,采購(gòu)可再生能源和使用新能源
運(yùn)輸,而這幾項(xiàng)措施都仍受到
市場(chǎng)發(fā)展不完善,信息門檻,大部分地區(qū)基礎(chǔ)設(shè)施不完善等挑戰(zhàn)[27]。于是大量購(gòu)買
碳匯也成了很有吸引力的“
減排”途徑。
然而實(shí)際上,雖然
北京、
福建等一些地區(qū)有
碳信用項(xiàng)目,但一般只限于本地市場(chǎng)交易,探討多年的中國(guó)核證自愿減排量(
ccer)市場(chǎng)曾于2012年上線,然后2017年項(xiàng)目申請(qǐng)暫停[28]。今年6月,生態(tài)環(huán)境部在新聞發(fā)布會(huì)上再次重申CCER將力爭(zhēng)在年內(nèi)重啟,使業(yè)內(nèi)對(duì)其關(guān)注持續(xù)升溫[29]。
媒體報(bào)道,過(guò)去兩年,全國(guó)多地上市公司、中介、
碳資產(chǎn)管理公司都在儲(chǔ)備林業(yè)、分布式光伏、甲烷減排等項(xiàng)目,預(yù)計(jì)CCER市場(chǎng)規(guī)模最高可達(dá)上萬(wàn)億元[30]。
氣候未來(lái)創(chuàng)始人、《碳中和時(shí)代》作者汪軍告訴《知識(shí)分子》,CCER受關(guān)注最主要的原因是它可以讓更多的普通人參與到
碳市場(chǎng),大家期待自己身邊的一些資源能夠變成CCER,從而變現(xiàn)。目前國(guó)內(nèi)使用碳抵消的多為國(guó)央企和頭部上市公司,更多的參與者也可以帶動(dòng)整個(gè)市場(chǎng)的廣泛性和活躍度。
汪軍補(bǔ)充說(shuō),CCER雖然叫做自愿減排機(jī)制,但是在中國(guó)也用于強(qiáng)制
碳交易市場(chǎng)的企業(yè)履約。所以它既可以用于自愿市場(chǎng)減排也可以用于
政策下的強(qiáng)制碳市場(chǎng)。
然而,潛力無(wú)限的CCER也面臨著一些可能的挑戰(zhàn)。
綠色創(chuàng)新發(fā)展研究院項(xiàng)目主管陳美安有多年氣候領(lǐng)域的項(xiàng)目經(jīng)驗(yàn),她告訴《知識(shí)分子》,目前還不清晰的就是國(guó)內(nèi)對(duì)碳抵消的需求有多大。強(qiáng)制碳市場(chǎng)配額以外還有多大的減排缺口需要CCER來(lái)補(bǔ)充很可能決定它未來(lái)如何發(fā)展。
汪軍也提到,CCER的發(fā)展受碳市場(chǎng)的發(fā)展影響最大,比如控排企業(yè)的數(shù)量,配額發(fā)放的松緊程度,以及全社會(huì)減排的意愿。
2017年CCER被關(guān)停部分原因就是減排交易量小,個(gè)別項(xiàng)目不夠規(guī)范,且供應(yīng)量大于需求量[31]。
供需的不確定性之外,CCER市場(chǎng)將遵循的方法論還未發(fā)布。
生態(tài)環(huán)境部聯(lián)合市場(chǎng)監(jiān)管總局的《溫室氣體自愿減排交易管理辦法(試行)》已面向全社會(huì)公開征求意見。其中包括公開征集遴選項(xiàng)目
方法學(xué)。生態(tài)環(huán)境部以“開門決策”的方式向全社會(huì)公開征集自愿減排項(xiàng)目方法學(xué)建議,目前正在開展評(píng)估遴選工作[32]。生態(tài)環(huán)境部應(yīng)對(duì)氣候變化司司長(zhǎng)李高在媒體采訪中提到,方法學(xué)方面目前所收集的建議涵蓋能源、林業(yè)、廢物處理等領(lǐng)域,將按照“成熟一個(gè)發(fā)布一個(gè)”的原則,擇優(yōu)發(fā)布[33]。
林業(yè)碳匯是當(dāng)前CCER項(xiàng)目開發(fā)的最大熱點(diǎn),2022年全國(guó)有18個(gè)林業(yè)碳匯試點(diǎn)城市和21個(gè)國(guó)有林場(chǎng)森林碳匯試點(diǎn)被納入了國(guó)家林業(yè)和草原局林業(yè)碳匯試點(diǎn)。西南證券有報(bào)告根據(jù)我國(guó)可參與CCER交易的森林蓄積量和未來(lái)碳價(jià)綜合核算,十四五期間,我國(guó)林業(yè)碳匯項(xiàng)目的市場(chǎng)潛在價(jià)值將近 2000億元[34]。前文提到的森林管理類項(xiàng)目如何準(zhǔn)確測(cè)算其減排量,以及是否且如何能證明其碳信用的額外性是一大挑戰(zhàn)。中國(guó)現(xiàn)有和未來(lái)的林業(yè)碳匯項(xiàng)目將如何避免這些
問(wèn)題,以證明其實(shí)際減排價(jià)值?也許將發(fā)布的方法論可以帶來(lái)明確的指引。
最后,CCER將如何與國(guó)際標(biāo)準(zhǔn)互認(rèn)也仍是一大懸念。
挪威咨詢公司DNV
碳管理方案經(jīng)理栗廣宇告訴《知識(shí)分子》,中國(guó)企業(yè)除了國(guó)家的碳中和目標(biāo),也面臨諸多外部挑戰(zhàn),比如歐盟碳邊境調(diào)節(jié)機(jī)制,所以CCER的存在與未來(lái)發(fā)展非常有意義,尤其它在何種程度上可以與國(guó)際標(biāo)準(zhǔn)互認(rèn)。
陳美安提到,CCER與前文提及的VCS、Gold Standard和American Carbon Registry等都是被國(guó)際
航空組織碳抵消與減排機(jī)制認(rèn)可的減排項(xiàng)目體系。這代表在民航組織的語(yǔ)境下,CCER可以得到一定的國(guó)際認(rèn)可。
當(dāng)前,雀巢、開云、古奇等跨國(guó)企業(yè)正在引領(lǐng)氣候變化議題下最新一輪運(yùn)動(dòng),公開抵制用來(lái)漂綠的碳抵消[35]。栗廣宇表示,雖然目前碳信用在國(guó)際語(yǔ)境下飽受爭(zhēng)議,但我們還是應(yīng)該從發(fā)展的角度看問(wèn)題,畢竟多數(shù)企業(yè)甚至對(duì)碳中和還沒(méi)有觀念和行動(dòng)。
自愿碳市場(chǎng)和碳信用項(xiàng)目都仍有存在的意義,它們不僅曾為自然系統(tǒng)保護(hù)和低碳技術(shù)發(fā)展提供了一部分亟需的資金,也仍有潛力在爭(zhēng)議和大眾的監(jiān)管中進(jìn)一步完善其方法論,并涵蓋更多創(chuàng)新項(xiàng)目,比如多位受訪者提到的海藻養(yǎng)殖、再生農(nóng)業(yè)等,都值得更多的研究探索和資金投入。
參考資料:
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