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    <subfield code="a">US shales in 2020</subfield>
    <subfield code="b">An in-depth analysis shows what went right and what didn't in 2020 and the game changer that could push each major North American shale basin into prosperity in 2021</subfield>
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    <subfield code="c">ene. 2021</subfield>
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    <subfield code="a">10/03/2021 ; 05/03/2021</subfield>
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    <subfield code="a">As the industry often does, it will one day look back on 2020 in a variety of contexts'how demand destruction and a global price war sunk oil prices to previously unseen levels, how mounting debt problems coupled with a lack of investment opportunities drove widespread consolidation, and how production shut-ins crippled operators. The 2020 details vary depending on which of the seven major shale basins are being reviewed: Activity dropped to merely a crawl in places like the Rockies and the Midcontinent; The Permian behemoth took a punch but quickly got up off the mat; and Gas plays like the Haynesville and Marcellus/Utica rode on the coattails of Henry Hub prices that reached $3/MMBtu by early fall 2020.</subfield>
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    <subfield code="u">https://epplus.hartenergy.com/issue/january-2021/us-shales-in-2020/</subfield>
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